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Proposition: Sum of Binomial Coefficients

There is a closed formula for the sum of binomial coefficients $\sum_{k=0}^n \binom nk$, namely

$$\sum_{k=0}^n \binom nk=2^n.$$

Table of Contents

Proofs: 1

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References

Bibliography

1. Forster Otto: "Analysis 1, Differential- und Integralrechnung einer Veränderlichen", Vieweg Studium, 1983