Anyone who has never made a mistake has never tried anything new. Albert Einstein fnInt() – How to take a definite integral on a TI – 84 Calculator in Classic and Mathprint

Anyone who has never made a mistake has never tried anything new. Albert Einstein cm() & gcd() – TI – 84 – Finding least common multiple and greatest common divisor

Anyone who has never made a mistake has never tried anything new. Albert Einstein abs() – TI -83/84 – How to find the absolute value of a number in classic and mathprint