Blogs – Resources – Math Learning – Fun Math Facts

## Navier-Stokes is hard?

Navier-Stokes is hard? Author: James Lowman I was recently asked the question; "How can the Navier-Stokes equations both describe our observable world and not be known to always have solutions in 3D?" For those that don't know, the Navier-Stokes (NS) equations...

The Quadratic Equation Author: James Lowman   The quadratic equation is always the answer. Time and time again,  while tutoring students,  I encounter a resistance to using  an  unfailing  tool  called  the  quadratic  equation.   This  simple  algebraic...

## Cardinality and Countably Infinite Sets

Cardinality is a term used to describe the size of sets. Set A has the same cardinality as set B if a bijection exists between the two sets. We write this as |A| = |B|. One important type of cardinality is called “countably infinite.”

## Cryptography: How the Internet We Love Almost Never Existed

Resources -The internet we love almost never existed.

## Completing the Square

A brief discussion about what completing the square is and what we use it for. Focuses on using the technique for other reasons than solving equations.

## Find the Vertex by Using the Quadratic Formula

The Quadratic Formula is primarily used to identify the roots ($$x$$-intercepts) of a quadratic function

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## Modular Arithmetic & Fermat’s Little Theorem

Modular arithmetic is a way of counting in which the numbers wrap around after reaching a certain value.

## Algebraic Rings

An algebraic ring is one of the most fundamental algebraic structures. It builds off of the idea of algebraic groups

## Algebraic Groups

One of the most fundamental algebraic structures in mathematics is the group. A group is a set of elements

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