How to declare variable for a function with other variable?
asked 2015-12-19 05:16:58 -0500
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n=var("n") def T(n): a=1 b=x if n==0: return a if n==1: return b else: for i in [2..n]: b=2*x*b-a a=(a+b)/(2*x) return b
Could you help me to compute T(i) at x=1 or anything ?Mean that I want to declare x is a variable of T(i), but I can't. Thank you so much