# Convergence articles

Displaying 161 - 170 of 736

I am a brazen lion; my spouts are my 2 eyes, my mouth, and the flat of my foot. My right eye fills a jar in 2 days, my left eye in 3, and my foot in 4.

In how many ways can a vowel and a consonant be chosen out of the word "logarithms?"

A man went to a draper and bought a length of cloth 35 braccia long to make a suit of clothes.

Download the two winning essays to learn about using indivisibles to find the area under a cycloid arch in the 17th century and about the Radon transform and its use in x-ray tomography in the 20th century.

The cost per hour of running a certain steamboat is proportional to the cube of its velocity in still water. At what speed should it be run to make a trip up stream against a four-mile current most economically?

This is from a letter of June, 1695 in which Leibniz is discussing differentiation with Johann Bernoulli. The work in which these letters appear is the Virorum Celeberr. Got. Gul. Leibnitii et Johann Bernoulli Commercium Philosophicum et Mathematica, originally published in 1740.

The king of France entered into a battle and was defeated. How many soldiers did he have before he was defeated?

A collection of articles dealing with mathematical models and objects and how they can be used in teaching.

As for a square piece of land that amounts to 100 square cubits, if it is said to you, "Cause it to make a piece of land that amounts to 100 square cubits that is round," what is the required diameter?

The frustum of a circular cone has height 15.