Linked Questions

2
votes
2answers
273 views

The same input can obtain different results? [duplicate]

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81
votes
1answer
2k views

Incompatible Changes since Mathematica Version 7?

There is documentation of the incompatible changes made to Mathematica with each major release: Incompatible Changes since Mathematica Version 1 Unfortunately that documentation simply stopped ...
31
votes
2answers
1k views

List of atomic expressions

I was surprised to see Graph objects are atomic. Is there a way (through documentation or programmatically) to find all atomic heads? The ones I know of are: <...
16
votes
2answers
1k views

Different colors when comparing Plot3D V9 and V10

I am trying to create Plot3D with same color as we used to get in V9 but without success. I used PlotTheme -> "Classic" in V10 but the results looks like somehow ...
13
votes
1answer
399 views

ToNumberField won't recognize Root as an explicit algebraic number

Bug fixed in 10.0.0 In Mathematica 9.0.1, it appears that ToNumberField will not always recognize a Root object as an explicit ...
5
votes
2answers
211 views

Reduce applied to vectors doesn't work right?

Reduce[{x,0}=={0,0}, x] gives x==0 as it should, but Reduce[{x,0}!={0,0}, x] gives False, which indicates no solution ...
11
votes
1answer
311 views

BaseStyle ->AbsoluteThickness[somenumber] doesn't work in version 10?

Users of version 9 might be surprised by this outcome: Plot[{Sin[x], Cos[x]}, {x, 0, 5}, BaseStyle -> AbsoluteThickness[5]] It seems that ...
11
votes
1answer
305 views

Dispatch not behaving like a normal expression in Mathematica 10

In Mathematica 9, I used to be able to do rules = Dispatch[{'a' -> 1, 'b' -> 2}] rules[[1]] to extract the rules from ...
6
votes
2answers
113 views

SetSystemOptions in a package

I'm looking to update a large package (with subpackage files called in the same context) to be compatible with version 10. A lot of the functionality surrounds plotting, particularly some custom ...
1
vote
0answers
99 views

Geodesy without units?

Suppose I'm interested in the latitude of Los Angeles and I do the following: ...