var('z,x,y,j')
f=function('f',z)
f=z*z+3*z
print f
f(x +y*j)
j=sqrt(-1)
expand(f(x+y*j))
u=x**2-y**2+3*x
v=2*x*y+3*y
print u
print v
f(1+3j)
u(1,3)
v(1,3)

*<sai krishna><student>,<prakasam engg college> *<raghavendra><student>,<prakasam engg college> *<lakshmi narayana><student>,<prakasam engg college> *<raghavendra><student>,<prakasam engg college> *<siva kumar reddy><student>,<prakasam engg college>

Kreyszig-12.3-1 (last edited 2010-12-18 07:54:20 by prakasam team)