Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 134699

Questions related to permutations, bijections from a finite (or sometimes infinite) set to itself.

0 votes
0 answers
150 views

How many Shapes are possible to create using Voxels?

I think this is a permutations with repetition problem, and so far, this is the equation I came with: $$ a= ( \sum_{n=0}^{A} P_{A}^{A-n,n} )^Z $$ Where: $ a= $ Number of possible arrangements $ Z … = $ Value of the number of layers equal to $z/t$ $ A= $ Area of each layer equal to $(x/t)(y/t)$ $ P_n^{n_1,...,n_r}=$ Notation for Permutations with Repetition So, for example, if it is used the values …