Tag Archives: sagemath

How to use “simplify” and “expand” commands in Sagemath

Posted on April 4, 2024 by Sumant Sumant
Posted in Algebra, Programming | Tagged | Leave a comment

Linearization using Tangent Plane

Posted on February 17, 2024 by Sumant Sumant
Posted in Calculus | Tagged , | Leave a comment

When is product of first n primes +1 is Prime ?

Posted on July 8, 2019 by Sumant Sumant

The classic proof by contradiction proof of infinite number of primes rest on the argument that if primes were infinite than we will have a biggest prime and if we take all the primes and multiply them together and add … Continue reading →

Posted in Prime Numbers, Proof | Tagged , | Leave a comment

Caesar Cipher using Sagemath

Posted on March 24, 2015 by Sumant Sumant

This is an elementary code to implement caesar cipher. import string #import the string library # This is to encode only small alphabets with no space def caesar(word,shft): a = string.ascii_lowercase #copy all the lowercase letter in the array b=range(1,27) … Continue reading →

Posted in Computer Program | Tagged | Leave a comment

Josephus Problem

Posted on March 16, 2015 by Sumant Sumant

Josephus Problem is a classic problem in math and the following program is an attempt to capture this # This program is written for Sagemath but it should also work in Python # The objective of the program is to … Continue reading →

Posted in Combinatorics, Computer Program, Famous Problem | Tagged | Leave a comment