Activities/Calculate
The Calculate Activity is an infix-notation graphing calculator. Type an expression or select components from the toolbars, and press Return to evaluate it.
help(index)
gives a list of topics, mostly mathematical function names, but also including plot.
help(plot)
explains the syntax of the plot command for graphing an expression in a given range. For example,
plot(sin(x), x=0..2*pi)