Python allows free creation of plots, unlike expensive, stagnant graphing calculators ... remember that the slope-intercept form is y = mx + b, where "m" is the slope, or steepness, of the ...

The NumWorks Graphing Calculator is now available from the online Adafruit store price that $124.95 and offers users six applications taking the form of calculations, functions, sequences ...

though mostly in the form of games and cheat sheets. But now Texas Instruments is introducing a new TI-84 graphing calculator that supports programming in Python. Available beginning this fall ...