John Doty's user avatar
John Doty's user avatar
John Doty's user avatar
John Doty
  • Member for 7 years, 7 months
  • Last seen this week
19 votes

Is expression in Mathematica well defined?

16 votes

Why is Unevaluated[#]& different from Unevaluated?

16 votes

Why it seems that there is no counterpart function as to multiplication, to `Total` as to addition?

15 votes
Accepted

Confusing behavior when passing a variable vs. inlining a function call

14 votes
Accepted

How to define conditional function with Mathematica?

14 votes
Accepted

How to transform a function from f[#1] to f[x]

14 votes
Accepted

Interpolation[] gives negative values when all the initial data is positive

14 votes
Accepted

Formula for calculating equivalent parallel resistance

13 votes

What does $ mean in an output?

13 votes
Accepted

Elementwise dot multiplication for lists of matrices

12 votes

How to convert a string having nested parentheses into an expression?

12 votes

When is a symbol a Symbol? Is there an easy Mathematica way to test if an object is a symbol sort of like a SymbolQ?

11 votes

How do I use "Factor" to get this form

11 votes
Accepted

Redefining a built-in operator

11 votes

What evaluation mechanism is behind Mathematica support for multiple definitions of a function? What is the benefit of this?

11 votes
Accepted

How to find and express all polynomial roots with greatest precision?

10 votes
Accepted

How to tame the wild MMA?

10 votes
Accepted

How to (correctly) interpolate an array of points?

10 votes
Accepted

Indeterminate result from Sinc

10 votes

Problem with pure function for operating on text

10 votes

Why doesn't Mathematica know the exact value of some trivial trigonometric functions?

10 votes
Accepted

The differences amongst f[x_], f[x__], and f[x___]

10 votes
Accepted

Why does Plot only sometimes use different colors for each curve

9 votes

How to obtain that result of the integral in Mathematica?

9 votes
Accepted

Delete a whole nested list if one of the values in that list contains an "Indeterminate" value

8 votes

How this foo, ## & @@ work?

8 votes

Evaluation order of `If` and `Sum`

8 votes
Accepted

Using Im[] and Re[] Correctly

8 votes
Accepted

multiply two vectors, component by component

8 votes
Accepted

InverseFunction fails to invert $e^{-x/2}-e^{x/2}$

1
2 3 4 5
11