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https://pballew.blogspot.com/2016/02/on-this-day-in-math-february-22.html?m=0 Pat'sBlog: On This Day in Math - February 22 Illustration from "On the forms of plane quartics", by Ruth Gentry Suppose a contradiction were to be found in the axioms of set theo... on this day inpatsblogmathfebruary https://pballew.blogspot.com/2008/10/searching-for-snarks.html Pat'sBlog: Searching for Snarks The happy band of mathematical warriors above joined me on Thursday night as we set out to the Center for Mathematical Sciences at Cambr... searching forpatsblogsnarks https://pballew.blogspot.com/2020/08/fabian-franklins-beautiful-proof-of.html?m=0 Pat'sBlog: Fabian Franklin's Beautiful Proof of the Pentagonal Theorem *Wik On Aug 16, 1878 Charles Hermite wrote to J J Sylvester at Johns Hopkins concerned about his accepting a Math Chair in America and ... of thepatsblogfabianfranklin https://mollymew.blogspot.com/2011/01/international-labour-spain-another.html?showComment=1362330564427 Molly'sBlog INTERNATIONAL LABOUR SPAIN: ANOTHER GENERAL STRIKE IN SPAIN: Four months have passed since the last general strike in Spain, called and sup... mollysblog https://pballew.blogspot.com/2024/11/edward-sang-on-theory-of-commensurables.html?m=0 Pat'sBlog: Edward Sang, on The Theory of Commensurables Edward Sang is best remembered, when he is remembered at all, as " probably the greatest calculator of logarithms of the 19th century" in ... on thepatsblogedwardsang https://pballew.blogspot.com/2023/05/victorian-political-correctness-math.html Pat'sBlog: Victorian Political Correctness, Math Terminology, and Urban Legends The year 1913 seems to have had a strange effect on educational language, and as yet, I haven't figured out exactly what happened. A few d... political correctnessmath terminologypatsblogvictorian https://mollymew.blogspot.com/2009/01/human-eights-burma-kangaroo-court-in.html Molly'sBlog HUMAN RIGHTS-BURMA: KANGAROO COURT IN BURMA: The following story and appeal for solidarity is from the Asian Human Rights Commission . ........ mollysblog https://pballew.blogspot.com/2011/02/borrowing-in-subtraction-brief-history.html?m=0 Pat'sBlog: "Borrowing" in Subtraction, A Brief History Subtract joins two easy to understand roots, the sub which commonly means under or below, and the tract from words like tractor and traction... a briefpatsblogborrowingsubtraction https://pballew.blogspot.com/2014/08/on-this-day-in-math-august-22.html?m=0 Pat'sBlog: On This Day in Math - August 22 Only professional mathematicians learn anything from professors. Other people learn from explanations. ~Ralph Boas The 234th day of t... on this day inpatsblogmathaugust https://mollymew.blogspot.com/2009/08/international-labour-ireland-they-came.html?showComment=1353365549799 Molly'sBlog INTERNATIONAL LABOUR-IRELAND: THEY CAME AT FIVE IN THE MORNING: A workplace occupation by employees of Thomas Cook Travel Agency was evict... mollysblog https://pballew.blogspot.com/2011/03/standing-up.html?m=0 Pat'sBlog: Standing Up A few days (March 13) back I wrote about the discovery of Uranus by the great amateur astronomer William Herschel and his sister Carolin... patsblogstanding https://grande-instructor.com/ AROMA GRANDE instructor'sBLOG – 女性講師による講習レポート♥ aromagrandeinstructorsblog https://pballew.blogspot.com/2014/10/on-this-day-in-math-october-11.html Pat'sBlog: On This Day in Math - October 11 Jeannie at the tomb of Tristan (from Tristan and Isolde) near Fowey, Cornwall Perhaps some day in the dim future it will be possible to a... on this day inpatsblogmathoctober https://mollymew.blogspot.com/2010/03/current-events-pope-and-sex-scandals.html?showComment=1269567184880 Molly'sBlog CURRENT EVENTS: THE POPE AND THE SEX SCANDALS: " The big Vatican summit wrapped up, closing ceremonies were Harry Connick Jr. The Vatican... mollysblog https://pballew.blogspot.com/2015/03/on-this-day-in-math-march-22.html?m=0 Pat'sBlog: On This Day in Math - March 22 *greatamericaneclipse.com We [he and Halmos] share a philosophy about linear algebra: we think basis-free, we write basis-free, ... on this day inpatsblogmathmarch https://pballew.blogspot.com/2022/04/on-this-day-in-math-april-10.html Pat'sBlog: On This Day in Math - April 10 * The Cyclopedia of Puzzles The true business of the philosopher(scientist), though not flattering to his vanity, is merely to asc... on this day inpatsblogmathapril https://mollymew.blogspot.com/2007/09/anarchist-news-from-around-world-few.html Molly'sBlog ANARCHIST NEWS FROM AROUND THE WORLD: A FEW SNIPPETS FROM THE WIDE WORLD OF ANARCHISM: Every single day there is news from the ever gro... mollysblog https://pballew.blogspot.com/2011/07/are-you-smart-enough-to-be-british.html Pat'sBlog: Are You Smart Enough to be a British Postman? Gregg Ross at Futility Closet posted this envelope. According to the addressee, "Though not having a single written word upon it, this enve... are youenough topatsblogsmart https://pballew.blogspot.com/2025/09/on-this-day-in-math-september-17.html?m=0 Pat'sBlog: On This Day in Math - September 17 God is a child; and when he began to play, he cultivated mathematics. It is the most godly of man's games. ~V Erath The 260th day of the ... on this day inpatsblogmathseptember https://pballew.blogspot.com/2026/04/on-this-day-in-math-april-19.html Pat'sBlog: On This Day in Math - April 19 The White Bridge, across from my former home in Elk Rapids, Mi. People must understand that science is inherently neither a potential fo... on this day inpatsblogmathapril https://mollymew.blogspot.com/2008/08/international-anarchist-movement_27.html?showComment=1219888140000 Molly'sBlog INTERNATIONAL ANARCHIST MOVEMENT: THE WORKERS' SOLIDARITY MOVEMENT-IRELAND: As is usual when the wife and I travel we try and drop in o... mollysblog https://pballew.blogspot.com/2014/08/on-this-day-in-math-august-1.html Pat'sBlog: On This Day in Math - August 1 Regarding all these basic topics in infinitesimal calculus which we teach today as canonical requisites ... the question is never rais... on this day inpatsblogmathaugust https://www.millieherrera.com/ Home | Millie'sBlog milliesblog https://pballew.blogspot.com/2011/11/on-this-day-in-math-nov-17.html Pat'sBlog: On This Day in Math - Nov 17 The unreasonable efficiency of mathematics in science is a gift we neither understand nor deserve. ~Eugene Paul Wigner EVENTS 1717 ... on this day inpatsblogmathnov https://mollymew.blogspot.com/2009/06/canadian-anarchist-movement-winnipeg_18.html?showComment=1363894113475 Molly'sBlog CANADIAN ANARCHIST MOVEMENT-WINNIPEG: WORKSHOPS AT THE WINNIPEG ANARCHIST BOOKFAIR : Well, it's coming soon and it's coming fast, and... mollysblog https://pballew.blogspot.com/2023/12/an-18th-century-quick-approximation-for.html Pat'sBlog: An 18th Century quick Approximation for Angles in Right Triangle (Repost) The triangle above is a right triangle, and almost no one who reads this blog didn't know that. In fact for most people who have had a pre... https://pballew.blogspot.com/2012/05/on-this-day-in-math-may-24.html?m=0 Pat'sBlog The mathematical (and other) thoughts of a (now retired) math teacher, patsblog https://pballew.blogspot.com/2020/05/on-this-day-in-math-may-3.html Pat'sBlog: On This Day in Math - May 3 We by art gain mastery over things which we are conquered by Nature quotation from Antiphon which on the title page of John Wilkins... on this day inpatsblogmathmay https://pballew.blogspot.com/2010/10/focus-is-everything.html?m=0 Pat'sBlog: FOCUS is EVERYTHING A few weeks ago I mentioned the book "Ghost Map" about Dr. John Snow's dedication in discovering the cause of Cholera in the London suburb ... patsblogfocuseverything https://pballew.blogspot.com/2008/02/ Pat'sBlog: February 2008 The mathematical (and other) thoughts of a (now retired) math teacher, patsblogfebruary https://pballew.blogspot.com/2017/04/on-this-day-in-math-april-28.html Pat'sBlog: On This Day in Math - April 28 One of the principal objects of theoretical research in my department of knowledge is to find the point of view from which t... on this day inpatsblogmathapril https://pballew.blogspot.com/2022/09/the-shoemakers-knife-cuts-beautiful.html?m=0 Pat'sBlog: The Shoemaker's Knife Cuts Beautiful Math Across the Centuries The term " arbelos " means shoemaker's knife in Greek, and an example is shown at the top of the blog. The term is also applied to the sha... patsblogshoemaker https://pballew.blogspot.com/2017/01/on-this-day-in-math-january-21.html?m=0 Pat'sBlog: On THis Day in Math - January 21 *Wik The whole of the developments and operations of analysis are now capable of being executed by machinery. ... As soon as an Analyti... on this day inpatsblogmathjanuary https://denisbinder.blogspot.com/2019/06/la-voters-wise-up-soundly-defeat-prop.html binder'sblog: LA Voters Wise Up; Soundly Defeat Prop EE, The Largest Property Tax Increase in LA... Teachers have struck over the past year and a half in West Virginia, Oklahoma, Colorado, Arizona, Oakland in, and Los Angeles. 32,00 Los An... https://pballew.blogspot.com/2010/10/physics-and-poker-and-npr-oh-my.html?m=0 Pat'sBlog: Physics and Poker and NPR, Oh My! The folks at "All Things Considered" are talking about how physics may make you a better poker player . A few years ago, physicist Jeff Harv... patsblogphysicspokernpr https://pballew.blogspot.com/2019/11/on-this-day-in-math-november-8.html?m=0 Pat'sBlog: On This Day in Math - November 8 Algebra exists only for the elucidation of geometry. ~William Edge The 312th day of the year; the number is expressed 2222 in base f... on this day inpatsblogmathnovember https://mollymew.blogspot.com/2011/05/canadian-politics-march-with-ocap-and.html?showComment=1362726366851 Molly'sBlog CANADIAN POLITICS : MARCH WITH OCAP AND CUPE THIS THURSDAY: This appeal from the Ontario Coalition Against Poverty ( OCAP ) asks you to jo... mollysblog https://mollymew.blogspot.com/2009/07/local-issues-winnipeg-its-matter-of.html Molly'sBlog LOCAL ISSUES-WINNIPEG: IT'S A MATTER OF DEFINITION: I've often suspected that there was some "cooking the books" involved in the reported Cr... mollysblog https://pballew.blogspot.com/2012/05/on-this-day-in-math-may-1.html Pat'sBlog The mathematical (and other) thoughts of a (now retired) math teacher, patsblog https://pballew.blogspot.com/2009/02/dont-write-law-of-sines-upside-down.html Pat'sBlog: Don't Write the Law of Sines Upside Down, Please! Mostly I'm a teach and let teach kind of guy... you do what you think is important, and let me do the same... but sometimes when I see peopl... law of sines https://pballew.blogspot.com/2024/03/on-this-day-in-math-march-6.html?m=0 Pat'sBlog: On This Day in Math - March 6 Santa Sindone in Turin . Nobody since Newton has been able to use geometrical methods to the same extent for the like purposes; and as we r... on this day inpatsblogmathmarch https://mollymew.blogspot.com/2007/09/thought-for-day-more-on-my-boss.html Molly'sBlog THOUGHT FOR THE DAY: MORE ON "MY BOSS": *Comments on the first day from my new Boss." Over the years I've trained three people who eventuall... mollysblog https://mollymew.blogspot.com/2009/11/ Molly'sBlog: November 2009 A blog devoted to anarchism, socialism, evolutionary biology, animal behavior and a whole raft of other subjects mollysblognovember https://pballew.blogspot.com/2022/01/so-you-thought-you-knew-everything.html?m=0 Pat'sBlog: So You Thought You Knew Everything About Equilateral Triangles, Expanded Version Catching up on some reading lately I came across an interesting book on Academia called Mysteries of the Equilateral Triangle . The only... so you https://pballew.blogspot.com/2013/07/on-this-day-in-math-july-26.html Pat'sBlog: On This Day in Math - July 26 Mathematics is the most exact science, and its conclusions are capable of absolute proof. But this is so only because mathematics does no... on this day inpatsblogmathjuly https://pballew.blogspot.com/2020/05/on-this-day-in-math-may-27.html Pat'sBlog: On This Day in Math - May 27 The mathematics are distinguished by a particular p r ivilege, that is, in the course of ages, they may always advance and can never... on this day inpatsblogmathmay https://pballew.blogspot.com/2020/10/on-this-day-in-math-october-5.html Pat'sBlog: On This Day in Math - October 5 If it's just turning the crank it's algebra, but if it's got an idea in it, it's topology. ~Solomon Lefschetz The 279th day of the year; E... on this day inpatsblogmathoctober https://pballew.blogspot.com/2013/05/on-this-day-in-math-may-7.html?m=0 Pat'sBlog: On This Day in Math - May 7 Scientists study the world as it is, engineers create the world that never has been ~Theodore Von Karman The 127th day of the year; ... on this day inpatsblogmathmay https://pballew.blogspot.com/2013/03/on-this-day-in-math-march-19.html?m=0 Pat'sBlog: On This Day in Math - March 19 Pearls of Sluze * Wolfram Mathworld There is no reason why the history and philosophy of science should not be taught in such a way as t... on this day inpatsblogmathmarch https://pballew.blogspot.com/2017/01/on-this-day-in-math-january-14.html?m=0 Pat'sBlog: On This Day in Math - January 14 Halley Plaque in Westminster Abbey, *Wik "One accurate measurement is worth a thousand expert opinions." ~Grace Hopper The 14th da... on this day inpatsblogmathjanuary https://pballew.blogspot.com/2012/02/on-this-day-in-math-feb-20.html?m=0 Pat'sBlog: On This Day in Math - Feb 20 Removed The mathematical (and other) thoughts of a (now retired) math teacher, on this day inpatsblogmathfeb https://mollymew.blogspot.com/2006/11/leonid-meteor-shower-this-saturday.html Molly'sBlog Leonid Meteor Shower This Saturday: The annual Leonid meteor shower will arrive this Saturday and will peak at 11:45 EST. This will be most ... mollysblog https://pballew.blogspot.com/2012/02/on-this-day-in-math-feb-28.html?m=0 Pat'sBlog: On This Day in Math - Feb 28 removed The mathematical (and other) thoughts of a (now retired) math teacher, on this day inpatsblogmathfeb https://pballew.blogspot.com/2025/09/on-this-day-in-math-september-2.html?m=0 Pat'sBlog: On This Day in Math - September 2 The importance of the "New Mathematics" lies mainly in the fact that it has taught us the difference between the disc and the circle. D ... on this day inpatsblogmathseptember https://pballew.blogspot.com/2016/02/on-this-day-in-math-february-4.html?m=0 Pat'sBlog: On This Day in Math - February 4 Archimedes *http://www.w-volk.de/museum Technical skill is mastery of complexity while creativity is mastery of simplicity. ~ Sir Er... on this day inpatsblogmathfebruary https://pballew.blogspot.com/2014/02/?m=1 Pat'sBlog: February 2014 The mathematical (and other) thoughts of a (now retired) math teacher, patsblogfebruary https://mollymew.blogspot.com/2010/04/american-labour-new-york-solidarity.html Molly'sBlog AMERICAN LABOUR-NEW YORK: SOLIDARITY WITH MOTT'S WORKERS: Workers at the Mott's plant in Williamson NY have recently taken a strike vote, an... mollysblog https://pballew.blogspot.com/2025/03/some-history-notes-about-alphametic.html Pat'sBlog: Some History Notes about Alphametic Puzzles (and some early versions of a Topology Gem) *Pinterest.com They go by various names, Verbal arithmetic, alphametics, cryptarithmetic, crypt-arithmetic, cryptarithms, but you rememb... https://pballew.blogspot.com/2016/05/on-this-day-in-math-may-8.html Pat'sBlog: On This Day in Math - May 8 I have no certainties, at most probabilities Renato Caccioppoli The 129th day of the year; 129 is the smallest number with fou... on this day inpatsblogmathmay https://pballew.blogspot.com/2015/12/on-this-day-in-math-december-21.html Pat'sBlog: On This Day in Math - December 21 Home Fires in Possum Trot In his wretched life of less than twenty-seven years Abel accomplished so much of the highest order that on... on this day inpatsblogmathdecember https://pballew.blogspot.com/2009/04/mathematics-of-spontaneous.html?m=0 Pat'sBlog: The Mathematics of Spontaneous Synchronization Even the inanimate??? just watch... Mathematician Steven Strogatz shows how flocks of creatures (like birds, fireflies and fish) manage to s... patsblogmathematicsspontaneoussynchronization https://pballew.blogspot.com/2020/10/on-this-day-in-math-october-13.html?m=0 Pat'sBlog: On This Day in Math - October 13 No matter how correct a mathematical theorem may appear to be, one ought never to be satisfied that there was not something imperfect abou... on this day inpatsblogmathoctober https://mollymew.blogspot.com/2010/03/blogging-here-at-mollys-blog-its-new.html?showComment=1359025789747 Molly'sBlog BLOGGING HERE AT MOLLY'S BLOG: IT'S THE NEW MEAN MOLLY MACHINE: Well, all my computer problems are over, and even my hangover from St. Pa... mollysblog https://pballew.blogspot.com/2022/04/on-this-day-in-math-april-25.html Pat'sBlog: On This Day in Math - April 25 Pure mathematics is the world's best game. It is more absorbing than chess, more of a gamble than poker, and lasts longer than ... on this day inpatsblogmathapril https://pballew.blogspot.com/2020/12/on-this-day-in-math-december-16.html Pat'sBlog: On This Day in Math - December 16 The fact that the author thinks slowly is not serious, but the fact that he publishes faster than he thinks is inexcusable . ~Wolfgang Pau... on this day inpatsblogmathdecember https://pballew.blogspot.com/2024/01/on-this-day-in-math-january-25.html?m=0 Pat'sBlog: On This Day in Math - January 25 *Wik Only a moment to cut off that head and a hundred years may not give us another like it. ~Count Joseph-Louis de Lagrange, a Comment ... on this day inpatsblogmathjanuary https://pballew.blogspot.com/2010/08/time-and-trig-and-conics-oh-my.html Pat'sBlog: Time, and Trig, and Conics, Oh MY! A while back I wrote about the equation of time, recalling in part, It came from a lesson in trig on simple harmonic motion. We were talkin... patsblogtimetrigconics https://pballew.blogspot.com/2020/10/on-this-day-in-math-october-1.html Pat'sBlog: On This Day in Math - October 1 Scientists have one thing in common with children: curiosity. To be a good scientist you must have kept this trait of childhood, and per... on this day inpatsblogmathoctober https://pballew.blogspot.com/2026/04/on-this-day-in-math-april-10.html?m=0 Pat'sBlog: On This Day in Math - April 10 * The Cyclopedia of Puzzles The true business of the philosopher(scientist), though not flattering to his vanity, is merely to ascerta... on this day inpatsblogmathapril https://pballew.blogspot.com/2025/08/on-this-day-in-math-august-16.html Pat'sBlog: On This Day in Math - August 16 Projective geometry is all geometry. ~Arthur Cayley The 228th day of the year; 228 is the number of ways, up to rotation and reflection, o... on this day inpatsblogmathaugust https://pballew.blogspot.com/2013/02/on-this-day-in-math-february-26.html?m=0 Pat'sBlog The mathematical (and other) thoughts of a (now retired) math teacher, patsblog https://pballew.blogspot.com/2018/12/on-this-day-in-math-december-20.html?m=0 Pat'sBlog: On This Day in Math - December 20 Our passion for learning is our tool for survival. Somewhere, something incredible is waiting to be known. ~Carl Sagan The 354th ... on this day inpatsblogmathdecember https://denisbinder.blogspot.com/2012/11/ binder'sblog: November 2012 bindersblognovember https://pballew.blogspot.com/2023/06/a-brief-history-of-blackboards-and.html?m=0 Pat'sBlog: A Brief History of Blackboards and Slates My career in education began with the use of chalk and a blackboard, transitioned into a room with only dry erase marker boards, and finis... a brief history ofpatsblogblackboardsslates https://pballew.blogspot.com/2025/12/given-two-points.html?m=0 Pat'sBlog: Given Two Points???? Each year in the spring my pre-calc kids come to the four brief sections in our text that deal with parametric equations and vectors. (I t... patsbloggiventwopoints https://mollymew.blogspot.com/2007/10/burma-notes-burma-struggle-continues.html Molly'sBlog BURMA NOTES: BURMA: THE STRUGGLE CONTINUES: A few more notes on the events in Burma and international solidarity with its people: ONLIN... mollysblog https://pballew.blogspot.com/2023/01/on-this-day-in-math-january-26.html?m=0 Pat'sBlog: On This Day in Math - January 26 As for everything else, so for a mathematical theory: beauty can be perceived but not explained. ~Arthur Cayley The 26th day of the year;... on this day inpatsblogmathjanuary https://pballew.blogspot.com/2018/12/on-this-day-in-math-december-14.html?m=0 Pat'sBlog: On This Day in Math - December 14 Those who study the stars have God for a teacher . ~Tycho Brahe The 348th day of the year; 348 is the sum of four consecutive pri... on this day inpatsblogmathdecember https://mollymew.blogspot.com/2009/12/canadian-labour-manitoba-tembec-workers.html Molly'sBlog CANADIAN LABOUR-MANITOBA: TEMBEC WORKERS TURN THUMBS DOWN ON ARBITRATION: The lockout on the part of the Tembec pulp and paper plant... mollysblog https://pballew.blogspot.com/2018/09/a-bird-in-hand-is-worth-pigeon-hole.html?m=0 Pat'sBlog: A Bird in the Hand is worth... a Pigeon Hole Principle Another from the Archives, Enjoy: A Bird in the Hand is Worth a Pigeon-hole Principle Sometimes problems that seem very hard, can be v... a bird in the hand https://pballew.blogspot.com/2026/04/ Pat'sBlog: April 2026 The mathematical (and other) thoughts of a (now retired) math teacher, patsblogapril https://mollymew.blogspot.com/2009/12/canadian-anarchist-movement-ontario-new.html?showComment=1358417572661 Molly'sBlog CANADIAN ANARCHIST MOVEMENT-ONTARIO: NEW CONTENT AT LINCHPIN SITE: The Ontario platformist organization Common Cause has some great n... mollysblog https://borneonaturefoundation.org/people/photography-experience-sebangau-forest/attachment/duncansblog-10/ Duncan'sBlog-10 - Borneo Nature Foundation duncansblogborneonaturefoundation https://pballew.blogspot.com/2020/01/on-this-day-in-math-january-5.html Pat'sBlog: On This Day in Math - January 5 If God has made the world a perfect mechanism, He has at least conceded so much to our imperfect intellect that in order to predict littl... on this day inpatsblogmathjanuary https://mollymew.blogspot.com/2009/02/international-labour-ireland-bank-of.html Molly'sBlog INTERNATIONAL LABOUR-IRELAND: BANK OF AMERICA OFFER INSUFFICIENT FOR WATERFORD WORKERS: As the following item from the Irish Herald indicate... mollysblog https://mollymew.blogspot.com/2009/12/canadian-anarchist-movement-kitchener.html?showComment=1363926170272 Molly'sBlog CANADIAN ANARCHIST MOVEMENT-KITCHENER WATERLOO: AGAINST THE OLYMPICS IN ONTARIO: As the Olympic flame continues to sputter its way across Ca... mollysblog https://pballew.blogspot.com/2025/08/on-this-day-in-math-august-3.html Pat'sBlog: On This Day in Math - August 3 1935 Little Orphan Annie Decoder There are surely worse things than being wrong, and being dull and pedantic are surely among them. Mark ... on this day inpatsblogmathaugust https://pballew.blogspot.com/2017/08/on-this-day-in-math-august-18.html?m=0 Pat'sBlog: On This Day in Math - August 18 The total number of Dirichlet's publications is not large: jewels are not weighed on a grocery scale. ~Karl F. Gauss The 230th day o... on this day inpatsblogmathaugust https://pballew.blogspot.com/2025/02/notes-on-history-of-factorial.html?m=0 Pat'sBlog: Notes on the History of the Factorial I recently came across a nice blog from Paul Hartzer who blogs at Hero's Garden (apparently no longer open) about Kramp's work with factori... the history ofnotes onpatsblogfactorial https://mollymew.blogspot.com/2010/06/canadian-labourcanadian-politics.html?showComment=1276231856349 Molly'sBlog CANADIAN LABOUR/CANADIAN POLITICS: PENSION ACTION NOW: Canada's finance ministers will be meeting on June 13 to discuss "reform" of the pens... mollysblog https://pballew.blogspot.com/2025/09/the-first-illustrated-arithmetic-and.html?m=0 Pat'sBlog: The First Illustrated Arithmetic, and Common Long Division I was researching problems related to the harmonic mean (more of which I hope to share in a later blog or blogs) when I came across a no... the firstpatsblogillustratedarithmetic https://pballew.blogspot.com/2020/02/on-this-day-in-math-february-8.html Pat'sBlog: On This Day in Math - February 8 Edgeworth box; *daviddfriedman.com The most important and urgent problems of the technology of today are no longer the satisfactions of... on this day inpatsblogmathfebruary https://mollymew.blogspot.com/2010/01/canadian-labour-toronto-christmas-eve.html?showComment=1262471657929 Molly'sBlog CANADIAN LABOUR-TORONTO: CHRISTMAS EVE DEATHS IN TORONTO-THE CONSEQUENCES ?: Since the Christmas Eve incident where four workers fell to t... mollysblog https://pballew.blogspot.com/2012/12/on-this-day-in-math-december-11.html?showComment=1355190569177 Pat'sBlog The mathematical (and other) thoughts of a (now retired) math teacher, patsblog https://pballew.blogspot.com/2022/11/once-more-why-we-use-m-for-slope.html?m=0 Pat'sBlog: Once More, Why we use m for Slope Another from the "most popular" hits on my way-back machine from 2013. Hope you enjoy........ Over the many years I taught I developed a ... once morewhy wepatsbloguse https://mollymew.blogspot.com/2009/02/canadian-anarchist-movement-different.html Molly'sBlog CANADIAN ANARCHIST MOVEMENT: A DIFFERENT KIND OF OLYMPIC TORCH RELAY: Last Thursday the "One Year Countdown" to the 2010 Vancouver/Whistle... mollysblog https://pballew.blogspot.com/2018/06/on-this-day-in-math-june-23.html?m=0 Pat'sBlog: On This Day in Math - June 23 We can only see a short distance ahead, but we can see plenty there that needs to be done. Alan Turing, From his paper on the Tur... on this day inpatsblogmathjune https://pballew.blogspot.com/2024/12/on-this-day-in-math-december-25.html?m=0 Pat'sBlog: On This Day in Math - December 25 God Bless Us, Everyone Me, and Tiny Tim The 359th day of the year; 359 is a Sophie Germain prime. If you start with n=89 and iterate 2n+1... on this day inpatsblogmathdecember https://pballew.blogspot.com/2024/03/snopes-reduex.html?m=0 Pat'sBlog: Snopes Reduex Bringing back a hit from 2009 !!!! My recent post mentioning the snopes debunking site reminded me of this classic from the folks at XKCD ... patsblogsnopes https://pballew.blogspot.com/2017/04/on-this-day-in-math-apiil-5.html Pat'sBlog: On This Day in Math - Apiil 5 How dare we speak of the laws of chance? Is not chance the antithesis of all law? ~Joseph Bertrand The 95th day of the year; 95 0 ... on this day inpatsblogmath