1 / | | 1 | ---------------- dy | _____________ | / 2 2 | \/ x + y + 1 | / 0
Integral(1/(sqrt(x^2 + y^2 + 1)), (y, 0, 1))
/ | | 1 / y \ | ---------------- dy = C + asinh|-----------------------| | _____________ | ____________________| | / 2 2 | / / 2\ | | \/ x + y + 1 \\/ polar_lift\1 + x / / | /
/ 1 \
asinh|-----------------------|
| ____________________|
| / / 2\ |
\\/ polar_lift\1 + x / /
=
/ 1 \
asinh|-----------------------|
| ____________________|
| / / 2\ |
\\/ polar_lift\1 + x / /
asinh(1/sqrt(polar_lift(1 + x^2)))
Use the examples entering the upper and lower limits of integration.