@KamilaSzewczyk "… so we turn it into a vector of lines using grade down and tokenise each element of it:" → "… so we turn it into a vector of lines using split and tokenise each element of it:" but you could have used ⎕NR instead.
Do you want feedback on your actual extensions too?
Oh, and be aware that 60⌶ is unofficial and could change without notice. The official recommendation is to use dfns.tokens.
@Adám sure, why not. some of these might be redundant (like the identity matrix / matrix multiplication builtin), but i'm still not settled on what i want and what i don't want
@dzaima in android-ide, with :g i'm trying to plot {395×⍵) but all I get is practically a vertical line where X=0... isn't {395×⍵} interpreted as "395*x" ?