User:5849206328x: Difference between revisions
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real h(real x) { if (x != 0) return sin(1/x); else return 0; } | real h(real x) { if (x != 0) return sin(1/x); else return 0; } | ||
draw(graph(f,-1.5,1.5,n=10000), red | // draw(graph(f,-1.5,1.5,n=10000), red); | ||
draw(circle((0,0),1)); | |||
draw(circle((0,0),0.8),dashed); | |||
draw(circle((0,0),1.2),dashed); | |||
draw((0,0)--(cos(pi/3),sin(pi/3))); | |||
draw((0,0)--(0.4sqrt(2),0.4sqrt(2)),dotted); | |||
draw((0,0)--1.2*dir(27),dotted); | |||
dot((1/2,1/2)); | |||
dot(1.2*dir(27)); | |||
label("$R$",(1/4,sqrt(3)/4),NW); | |||
</asy> | </asy> | ||
Revision as of 08:55, 27 May 2015
![[asy] import slopefield; Label f; f.p=fontsize(6); xaxis(-1.5,1.5); yaxis(-1.5,1.5); real e = 2.718281828459045235360287471352662497757247093699959574966967627724076630353; real pi = 3.141592653589793238462643383279502884197169399375105820974944592307816406286; real f(real x) { if (x < 0) return -1; else return 1; } real h(real x) { if (x != 0) return sin(1/x); else return 0; } // draw(graph(f,-1.5,1.5,n=10000), red); draw(circle((0,0),1)); draw(circle((0,0),0.8),dashed); draw(circle((0,0),1.2),dashed); draw((0,0)--(cos(pi/3),sin(pi/3))); draw((0,0)--(0.4sqrt(2),0.4sqrt(2)),dotted); draw((0,0)--1.2*dir(27),dotted); dot((1/2,1/2)); dot(1.2*dir(27)); label("$R$",(1/4,sqrt(3)/4),NW); [/asy]](http://latex.artofproblemsolving.com/d/1/b/d1b6a9bbe8366abd8ce9ceb1a0dfd0b50df634fd.png)
