MAKE A MEME View Large Image Atan2 circle.svg Values of atan2 on the unit circle Note that the value at -1 0 is always <math>\pi</math> but it approaches <math>-\pi</math> along the bottom half of the circle self-made using design of the bitmap version 2009-07-13 Qef ...
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Keywords: Atan2 circle.svg Values of atan2 on the unit circle Note that the value at -1 0 is always <math>\pi</math> but it approaches <math>-\pi</math> along the bottom half of the circle self-made using design of the bitmap version 2009-07-13 Qef Bitmap version en File Atan2_circle png this SVG version doesn't include the textual comment because it's hard to do in MetaPost and this version will also be useable in other languages Other fields M + metapost-source mpost fig mp ps2pdf -dEPSCrop fig 1 fig pdf pstoedit -page 1 -dt -xscale 2 -yscale 2 -f sk fig pdf fig sk inkscape -z --vacuum-defs -f fig sk -l fig svg prologues 3; input boxes beginfig 1 ; numeric textscale outtextscale radius; textscale 2; outtextscale 1 5; radius 150pt; dotlabeldiam 2dotlabeldiam; labeloffset 3labeloffset; numeric s; s radius sind 45 ; pickup pencircle scaled 1pt; draw -1 2radius 0 -- 1 2radius 0 ; pickup pencircle scaled 2pt; draw fullcircle scaled 2radius withcolor 0 5 0 ; label llft btex -1 0 etex scaled outtextscale -radius 0 ; label lrt btex 1 0 etex scaled outtextscale radius 0 ; label bot btex 0 -1 etex scaled outtextscale 0 -radius ; label top btex 0 1 etex scaled outtextscale 0 radius ; label urt btex 45 \circ etex scaled outtextscale s s ; vardef dot expr z interim linecap rounded; draw z withpen pencircle scaled dotlabeldiam; enddef; dot 0 0 ; dot radius 0 ; dot -radius 0 ; dot 0 radius ; dot 0 -radius ; dot s s ; dot -s s ; dot s -s ; dot -s -s ; color col; col 0 0 5 ; label ulft btex 0 etex scaled textscale radius 0 withcolor col; label llft btex \pi \over 4 etex scaled textscale s s withcolor col; label bot btex \pi \over 2 etex scaled textscale 0 radius withcolor col; label lrt btex 3\pi \over 4 etex scaled textscale -s s withcolor col; label urt btex \pi etex scaled textscale -radius 0 withcolor col; label lrt btex -\pi etex scaled textscale -radius 0 withcolor col; label urt btex -3\pi \over 4 etex scaled textscale -s -s withcolor col; label top btex -\pi \over 2 etex scaled textscale 0 -radius withcolor col; label ulft btex -\pi \over 4 etex scaled textscale s -s withcolor col; endfig; end cc-zero Arc tangent function
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