### Topic Page: Pascal's triangle

**Pascal's triangle**from

*The Penguin English Dictionary*

**Pascal's triangle (in Mathematics)**from

*Dictionary of Engineering Terms, Butterworth-Heinemann*

A convenient summary of the coefficients in the binomial expansion of (a + b)n, where n is an integer as shown in Fig. P.2. Each row relates to a particular value of n, and each coefficient is determined by adding together the two coefficients immediately above it on the previous line.

Fig. P.2 Pascal's Triangle

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