https://www.codecademy.com/article/sorting-and-unary-operations-in-num-py
Sorting and Unary Operations in NumPy | Codecademy
Explore sorting and unary operations in NumPy arrays with examples for single and multi-dimensional data.
unary operationssortingnumpycodecademy
https://www.mathworks.com/help/slcheck/ref/check-usage-of-unary-minus-operations-in-stateflow-charts.html
Check usage of unary minus operations in Stateflow charts - MATLAB & Simulink
Check ID: mathworks.maab.jc_0451
check usageunary minus