- Bin packing problem
Calculator solves bin packing problem by different heuristic algorithms. Created at the request of the user.

- Combinatorics. Combinations, arrangements and permutations
This calculator calculates number of combinations, arrangements and permutations for given n and m

- Combinatorics. Generator of combinations.
Combinatorics. Generator of combinations of m from n.

- Combinatorics. Permutation generator from N to M with repetitions.
Combinatorics. Permutation generator from N to M with repetitions.

Calculator solves bin packing problem with different heuristic algorithms and gives you a best. Created at the user's request.

- Combinatorics. Permutation generator from N to M without repetitions.
Combinatorics. Permutation generator from N to M without repetitions

- Factoring calculator
This calculator generates all pairs of factors for given integer.

- Generator of combinations which satisfy a condition
For elements with weights this calculator can filter out all combinations where total weight is under the specified limit.

- Making up words out of the syllables
Calculator sorts out all combinations of syllables to make words. English homework helper.

- Seating chart
This calculator tries to find seating chart combinations taking into account preferences of students.

- Tournament table
The calculator performs the participant placement with two following conditions: 1) Each participant must start from each starting position. 2) Each participant must encounter every other participant.