What am I missing? I can assign "t=H" but subs(t=H) errors out.
reset('t')
I4=4*identity_matrix(5)
t=3
var('t')
t2 = t^2 #random formula example
t=I4
display(t2,t^2)
a1=t2.subs(t=I4)
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assignment vs. subs()
assignment vs. subs()
What am I missing? I can assign "t=H" but subs(t=H) errors out.
reset('t')
I4=4*identity_matrix(5)
t=3
var('t')
t2 = t^2 #random formula example
t=I4
display(t2,t^2)
a1=t2.subs(t=I4)
