if(!settings.multipleView) settings.batchView=false;
settings.tex="pdflatex";
settings.inlinetex=true;
deletepreamble();
defaultfilename="linear_algebra_I-2";
if(settings.render < 0) settings.render=4;
settings.outformat="";
settings.inlineimage=true;
settings.embed=true;
settings.toolbar=false;
viewportmargin=(2,2);


size(300);
settings.prc=false;
settings.render=4;
import three;
currentprojection = orthographic(2.5,-3,-3);
currentlight = Viewport;
draw(scale(2,2,2)*unitsphere, red, meshlight=nolight);
draw(surface((2,1,1)--(2,1,-1)--(2,-1,-1)--(2,-1,1)--cycle),blue+opacity(0.5),nolight);
dot((2,0,0),white+5);
label("$P$",(2,0,0),2*(1,0,0),white);
size(177.42868pt,0,keepAspect=true);
