# Browse Classroom Capsules and Notes

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Displaying 181 - 190 of 1211

Rearrangements of diverging series made to converge.

The volumes of related tetrahedra are found by vector methods.

The AM-GM inequality, proof without words

Approximate a solution to $2^x = 5$.

The author gives a method for one of the standard types of differential equations.

Motivation via "magic with numbers" for properties of determinants

Existence of a limit for the series that defines Euler's constant

This proof is three lines long.

Depth first search technique is used to obtain a result about graphs.