0
votes
0answers
43 views

TableDirection in TableForm

I got confused about what does "the outermost dimension" and "the first dimension" mean in the document I snipped. Does it mean row or column?
1
vote
1answer
87 views

Collect the multiple of one determinant?

m = {{2, 6, 4}, {2, 6, 5}, {-3, 6, 6}}; Consider I'm doing calculation by hand. I want to collect the multiple 6 of second column, how to do that? I'd like the ...
1
vote
4answers
241 views

converting between forms - symbols/subscripts - matrix products

If I have a vector of the form (xp+y, x+yp) do you have a simple way of creating the following matrix and vector from it: {{p, 1}, {1, p}} * {x, y}, such that ...
0
votes
2answers
93 views

How can I adjust matrices into the same ItemSize and aligned well in Notebook?

I typed three matrices, but they are not aligned well, and the Items in one matrix are also not aligned well and with differenct ...
3
votes
3answers
225 views

Are table headings functional?

Are table headings for aesthetics only? If I have: ...