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Factorials

Posted on 23 Mar 2023 at 20:25

This program, like exponentiation, is another follow-on from the one that can multiply large numbers together. Here, you can calculate the factorial of a number. This is the product of all the numbers from 1 up to and including the number. A factorial is denoted by adding an exclamation mark after the number. One practical […]

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Exponentiation

Posted on 20 Mar 2023 at 22:13

This program is something of a follow-on from the one that can multiply large numbers together. Here, you can calculate one integer (whole number) to the power of a number. By this, I mean you can multiply one number by itself, another number of times. For example, 6 to the power of 5, which is […]

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Multiplying big numbers

Posted on 20 Mar 2023 at 22:13

This little program is designed to emulate the feats of a small number of people who can multiply large numbers, including those much bigger than what a pocket calculator can display, in their heads.

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The day for a given date

Posted on 19 Mar 2023 at 21:31

The inspiration behind this little program is a girl that I used to go to school with, and if you give her a certain date, she will tell you what day of the week that date falls on. This is a Javascript program to do just that. Enter the date in the boxes below, click […]

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