In[]:=
cdf=CDF[NormalDistribution[0,1],x];
In[]:=
Table[D[cdf,x],{x,-3,3}]
D
:-3 is not a valid variable.
D
:-2 is not a valid variable.
D
:-1 is not a valid variable.
General
:Further output of D::ivar will be suppressed during this calculation.
Out[]=

∂
-3
1
2
Erfc
3
2
,
∂
-2
Erfc[
2
]
2
,
∂
-1
1
2
Erfc
1
2
,
∂
0
1
2
,
∂
1
1
2
Erfc-
1
2
,
∂
2
1
2
Erfc[-
2
],
∂
3
1
2
Erfc-
3
2

In[]:=
Table[Evaluate@D[cdf,x],{x,-3,3}]
Out[]=

1
9/2

2π
,
1
2

2π
,
1
2π
,
1
2π
,
1
2π
,
1
2

2π
,
1
9/2

2π
