This app provides two kind of calculations. One is the calculation of the binomial coefficient. The other one is the calculation of n factorial. You have to enter n and/or k to calculate the result.

Only natural numbers are supported. The solution is shown step by step. All calculations are stored in the history. The final solution can be shared.

[ Contents ]
- modes for binomial coefficient and n factorial
- n and/or k must be entered
- results are calculated and shown in detail
- the formula behind factorial and every step is shown
- history function to save the input
- detailed solution
- only natural numbers are supported
- no ads!

[ Usage ]
- there are fields for entering values using a special keyboard
- press the check mark button at the bottom right to start the calculation
- if values are missing, the relevant field is highlighted in yellow
- if the values are wrong, the affected field will be highlighted in red
- the entries in the history can be deleted or sorted
- if you select an entry in the history, it will be automatically loaded for the calculation
- the whole history can be deleted by pressing a button
- solutions can be shared
- n must be greater than or equal k