I define a function f[z_, c_] := (z^2) + c
I evaluate it:
In[9]:= f[3 + I, -1]
Out[9]= 7 + 6 I
Now, I want to iterate it 5 times starting from the value 1 : I do: NestList[f, 1, 5]
But I don't see a list of numeric values, instead I see: {1, f[1], f[f[1]], f[f[f[1]]], f[f[f[f[1]]]], f[f[f[f[f[1]]]]]}
If I try 1.0 I still get:
In[15]:= NestList[f, 1.0, 5]
Out[15]= {1., f[1.], f[f[1.]], f[f[f[1.]]], f[f[f[f[1.]]]], f[f[f[f[f[1.]]]]]}
How can I tell Mathematica I want the values?
for instance, like I get with the Cosine function I do get the values
In[7]:= NestList[Cos, 1.0, 10]
Out[7]= {1., 0.540302, 0.857553, 0.65429, 0.79348, 0.701369, 0.76396, \
0.722102, 0.750418, 0.731404, 0.744237}