Difference between revisions of "User:5849206328x"
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Label f; | Label f; | ||
f.p=fontsize(6); | f.p=fontsize(6); | ||
| − | xaxis(0, | + | xaxis(0,4); |
| − | yaxis( | + | yaxis(-2,3); |
real e = 2.718281828459045235360287471352662497757247093699959574966967627724076630353; | real e = 2.718281828459045235360287471352662497757247093699959574966967627724076630353; | ||
| − | real | + | real y(real t, real a) { return (a - e^(-t^2))/(a + e^(-t^2)); } |
| − | real | + | real f(real x) { return y(x,1); } |
| + | real g(real x) { return y(x,-3); } | ||
| + | real h(real x) { return y(x,1/5); } | ||
| + | real j(real x) { return y(x,-1/5); } | ||
| − | draw(graph(f,0, | + | draw(graph(f,0,4),red); |
| − | draw(graph(g,0, | + | draw(graph(g,0,4),darkgreen); |
| + | draw(graph(h,0,4),blue); | ||
| + | draw(graph(j,0,0.71),purple); draw(graph(j,1.52,4),purple); | ||
| + | draw((0,1)--(4,1),dashed); | ||
| + | draw((0,-1)--(4,-1),dashed); | ||
| − | label("$ | + | label("$-3/2$",(0,-3/2),W); |
| − | label("$ | + | label("$-1$",(0,-1),W); |
| + | label("$-2/3$",(0,-2/3),W); | ||
| + | label("$0$",(0,0),W); | ||
| + | label("$1$",(0,1),W); | ||
| + | label("$2$",(0,2),W); | ||
</asy> | </asy> | ||
Revision as of 10:24, 28 April 2015
![[asy] Label f; f.p=fontsize(6); xaxis(0,4); yaxis(-2,3); real e = 2.718281828459045235360287471352662497757247093699959574966967627724076630353; real y(real t, real a) { return (a - e^(-t^2))/(a + e^(-t^2)); } real f(real x) { return y(x,1); } real g(real x) { return y(x,-3); } real h(real x) { return y(x,1/5); } real j(real x) { return y(x,-1/5); } draw(graph(f,0,4),red); draw(graph(g,0,4),darkgreen); draw(graph(h,0,4),blue); draw(graph(j,0,0.71),purple); draw(graph(j,1.52,4),purple); draw((0,1)--(4,1),dashed); draw((0,-1)--(4,-1),dashed); label("$-3/2$",(0,-3/2),W); label("$-1$",(0,-1),W); label("$-2/3$",(0,-2/3),W); label("$0$",(0,0),W); label("$1$",(0,1),W); label("$2$",(0,2),W); [/asy]](http://latex.artofproblemsolving.com/1/6/e/16e0cc43b23c06f5a97ac0fd740da415a1a1e876.png)
