XahTV 2021-07-21 emacs lisp xah-html-goto-matching-tag, WolframLang triple helix

XahTV 2021-07-21 emacs lisp xah-html-goto-matching-tag, WolframLang triple helix

parametric formula for helix.

x = Cos[t]
y = Sin[t]
z = t

Wolfram Language syntax:

{Cos[t], Sin[t], t}

syntactical equivalent ways to write a lambda:

Triple helix:

Graphics3D[{
Tube[ ({Cos[#], Sin[#], #}&) /@ Range[0, 9, 0.5], .2],
Tube[ ({Cos[#+ 2 Pi/3], Sin[# + 2 Pi/3], #}&) /@ Range[0, 9, 0.5], .2],
Tube[ ({Cos[#+ 2 Pi*2/3], Sin[# + 2 Pi*2/3], #}&) /@ Range[0, 9, 0.5], .2]
}]
triple helix 2021-07-21 3M9Ch
triple helix 2021-07-21 3M9Ch

xah_talk_show_2021-07-21.txt