[sage-support] partial fraction error

2009-11-03 Thread Bryan Wilcox
NOTE: sorry about the double send. I accidentally fat fingered the keyboard and happened upon a gmail shortcut apparently. I am trying to do a partial fraction expansion as follows Sage cell: -- var('z') theta_c=1.4 k=10 T=0.1 D=1 G=k*((2*T-1+exp(-2*T))*z+1-exp(-2*T)-2*T*exp(-2*T))/(z-1)/(z-exp(-

[sage-support] partial fraction error

2009-11-03 Thread Bryan Wilcox
I am trying to do a partial fraction expansion as follows var('z') theta_c=1.4 k=10 T=0.1 D=1 G=k*((2*T-1+exp(-2*T))*z+1-exp(-2*T)-2*T*exp(-2*T))/(z-1)/(z-exp(-2*T)) theta_a=G*theta_c theta_a.partial_fraction(z) sage returns the following error traceback: -- Traceback (most recent call last):