Kroum Tzanev kpym
kpym
/ Copy code from SX v2.user.js
Last active
August 22, 2024 02:59
Greasemonkey : Add copy code button in stackexchange.com (SX).
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| // ==UserScript== | |
| // @name Copy code from SX | |
| // @namespace https://gist.github.com/kpym/30d90be41ab5c248cdf7 | |
| // @version 0.3 | |
| // @description This script use clipboard.js to add copy button for code sections on SX. When you hover a code the button "</>" appear on the top right corner. Click it and the code is copied. | |
| // @author kpym | |
| // @match *://*.stackexchange.com/* | |
| // @match *://*.stackoverflow.com/* | |
| // @match *://*.superuser.com/* | |
| // @match *://*.serverfault.com/* |
kpym
/ CayleyGraphFreeGroup.tex
Last active
November 18, 2024 08:57
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| \documentclass[tikz]{standalone} | |
| \usetikzlibrary{math} | |
| \begin{document} | |
| \begin{tikzpicture}[scale=.03pt] | |
| \tikzmath{ | |
| % -------------------------- | |
| % the parameters of the tree | |
| % -------------------------- | |
| \power=2.3; % the scale base factor | |
| \deviation=70; % the angle between the 3 child edges |
kpym
/ FordCirclesExercice.tex
Created
February 26, 2015 22:42
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| \documentclass[tikz]{standalone} | |
| \usetikzlibrary{math,spy} | |
| \tikzmath{ | |
| let \startcolor=blue; let \endcolor=red; % --- the start and end colors | |
| function FordCircles(\a,\b,\n){ | |
| int \p, \q; % ------------------------------ p and q are integers | |
| for \q in {1,...,\n}{ % -------------------- 0 < q <= n | |
| int \mix; \mix = 100*(\q-1)/(\n-1); % ---- color mix parameter in [0,100] | |
| for \p in {\a*\q,...,\b*\q}{ % ----------- a < p/q < b <=> [aq] < p < [bq] | |
| if gcd(\p,\q) == 1 then { % ------------ if the fraction is irreducible |
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| \documentclass[tikz]{standalone} | |
| \usetikzlibrary{math} | |
| \tikzmath{ | |
| function sinc(\x) { | |
| if abs(\x) < .001 then { % (|x| < .001) ~ (x = 0) | |
| return 1; | |
| } else { | |
| return sin(\x r)/\x; | |
| }; | |
| }; |
kpym
/ FordCircles.tex
Last active
August 29, 2015 14:16
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| \documentclass[tikz]{standalone} | |
| \usetikzlibrary{math} | |
| \tikzmath{ | |
| function FordCircles(\a,\b,\n){ | |
| int \p, \q; % ------------------------------ p and q are integers | |
| for \q in {1,...,\n}{ % -------------------- 0 < q <= n | |
| for \p in {\a*\q,...,\b*\q}{ % ----------- a < p/q < b <=> [aq] < p < [bq] | |
| if gcd(\p,\q) == 1 then { % ------------ if the fraction is irreducible | |
| \f = \p/\q; % ------------------------ evaluate the tuch point f = p/q | |
| \r = 1/(2*\q*\q); % ------------------ evaluate the radius r = 1/2q^2 |
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