"arccos"
f = logform(arccos(z))
draw(f,z)
f = f - arccos(z)
draw(f,z)

"arcsin"
f = logform(arcsin(z))
draw(f,z)
f = f - arcsin(z)
draw(f,z)

"arctan"
f = real(logform(arctan(z)))
draw(f,z)
f = f - arctan(z)
draw(f,z)

"arccosh"
f = logform(arccosh(z))
draw(f,z)
f = f - arccosh(z)
draw(f,z)

"arcsinh"
f = logform(arcsinh(z))
draw(f,z)
f = f - arcsinh(z)
draw(f,z)

"arctanh"
f = logform(arctanh(z))
draw(f,z)
f = f - arctanh(z)
draw(f,z)
