ortho

122 days ago by trebuchet

integral(exp(-I*x*pi)*exp(I*x*pi),0,1) 
       
1
1
integral(1/x^3,x) 
       
-1/2/x^2
-1/2/x^2
finance.TimeSeries([1..10]).show() 
       
m=matrix([[1,x],[x,1]]) 
       
m2=matrix([[x,y],[y,x]]) 
       
m2.inverse() 
       
[y^2/((x - y^2/x)*x^2) + 1/x          -y/((x - y^2/x)*x)]
[         -y/((x - y^2/x)*x)               1/(x - y^2/x)]
[y^2/((x - y^2/x)*x^2) + 1/x          -y/((x - y^2/x)*x)]
[         -y/((x - y^2/x)*x)               1/(x - y^2/x)]