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Diffstat (limited to 'Master/texmf/doc/asymptote/examples/xxsq01y.asy')
-rw-r--r-- | Master/texmf/doc/asymptote/examples/xxsq01y.asy | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/Master/texmf/doc/asymptote/examples/xxsq01y.asy b/Master/texmf/doc/asymptote/examples/xxsq01y.asy new file mode 100644 index 00000000000..14cf177256e --- /dev/null +++ b/Master/texmf/doc/asymptote/examples/xxsq01y.asy @@ -0,0 +1,32 @@ +import solids; +size(0,150); +currentprojection=perspective(0,0,10); +pen color=green; +real alpha=240; + +real f(real x) {return x^2;} +pair F(real x) {return (x,f(x));} +triple F3(real x) {return (x,f(x),0);} + +path p=graph(F,0,1,n=10,operator ..)--cycle; +path3 p3=path3(p); + +draw(surface(revolution(p3,Y,0,alpha)),color); + +surface s=surface(p); +draw(s,color); +draw(rotate(alpha,Y)*s,color); + +draw(p3,blue); + +xaxis3(Label("$x$",1),Arrow3); +yaxis3(Label("$y$",1),ymax=1.25,dashed,Arrow3); + +dot("$(1,1)$",(1,1,0),X); +arrow("$y=x^{2}$",F3(0.7),X,0.75cm,red); +arrow("$y=x$",(0.8,0.8,0),Y,1cm,red); + +real r=0.4; +draw((r,f(r),0)--(r,r,0),red); +draw("$r$",(0,(f(r)+r)*0.5,0)--(r,(f(r)+r)*0.5,0),N,red,Arrows3,PenMargins3); +draw(arc(1.1Y,0.3,90,0,7.5,180),Arrow3); |