| Maple | Mathematica | |
| int(1/(1+x^2),x) | Integrate[1/(1+x^2),x] | |
| int(1/(1+x^2),x=0..1) | Integrate[1/(1+x^2),{x,0,1}] | |
| int(exp(-x^2),x=0..infinity) | Integrate[Exp[-x^2],{x,0,Infinity}] | |
| evalf(Int(sqrt(sin(x)),x=1..2)) | NIntegrate[Sqrt[Sin[x]],{x,1,2}] | |
| evalf(Int(sqrt(sin(x)),x=1..2),40) | NIntegrate[Sqrt[Sin[x]],{x,1,2}, | |
| WorkingPrecision->50,AccuracyGoal->40] |