# Tag Info

### The center of mass of a semiellipsoid

This problem can be solved with Mathematica as follows. First, define the half-ellipsoid. ...

### Find Generalized Series with Symbolic Variable

With SeriesCoefficient, the order and expansion point can be symbolic. ...

### Find Generalized Series with Symbolic Variable

If I understand correctly what you want the following is your friend ...

### Reduce is running forever

Making use of quantifiers, the following can be done. ...

### The center of mass of a semiellipsoid

Lets make an example and set a=1 and b=2. To get an idea how it looks, we first make a picture: ...

### Reduce is running forever

Designate the sixteen inequalities given in the question as ineq. The corresponding variables are ...
Accepted

...
Accepted

### Largest integer between 1 and 1000 with no letter "n"

Last @ Select[StringFreeQ @ "n"] @ IntegerName[Range[10^3], "Words"] "eighty‐eight"

### Largest integer between 1 and 1000 with no letter "n"

I know this isn't exactly fully automated code because I use some of my own logic at the beginning to narrow down the search space, but we don't have to search all the way to 1000. We only have to ...
1 vote
Accepted

### Find Generalized Series with Symbolic Variable

I'm assuming you want the "formula" for what CoefficientList[Series[f[x], {x, a, n}], x] gives. If you want the term associated with $x^j$, that is the ...
1 vote

### Symbolic matrices

Define non-commutative multiplication of a pair of 2x2 block-matrices. ...

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