https://help.libreoffice.org/latest/tg/text/scalc/01/func_imsin.html
IMSIN function
function
https://help.libreoffice.org/latest/en-ZA/text/scalc/01/func_imsin.html
IMSIN function
function
https://help.libreoffice.org/latest/ug/text/scalc/01/func_imsin.html
IMSIN function
function