Math Facts

from Mr. P's Math Page




Facts about Numbers:

Questions about Numbers

Largest Prime Number

Prime List of Primes

Prime Connections

Prime number oddities

Facts About the Number e

Facts About the Number Pi

Perfect Numbers

Amicable Numbers

Perfect, Amicable, Abundant, and Deficient Numbers

The Number Three

Numeric Terms with Special Meanings in Other Fields

Some Interesting Number Patterns

Pythagoras' ideas about numbers




Facts about Algebra:

Product of Consecutive Integers Plus One

LaGrange's Four Square Theorem

Algebra Atrocities (Non Facts)

The A of a B is the B of an A

Formulas for Analytic Geometry




Facts about Geometry:

The Platonic Solids

400 Year Old Math Problem Solved

Discovery of 15th Pentagonal Tessellation




Facts about Trigonometry:

SOHCAHTOA - Some Mnemonics for the trig ratios

List of Trigonometric Identities

The A of a B is the B of an A




Facts about Probability:

Poker Hand Probabilities

Pascal's Wager

Probability that God Exists

What You Should Really Be afraid Of (by the numbers)

The Prisoner's Dilemma

Set of Playing Cards




Facts about Calculus:

List of Derivative Formulas

Information on Volumes of Solids of Revolution

Integration by Parts Trick (Jaime Escalante)

Summary of Integration Techniques

Formulas for Analytic Geometry

Formulas for Rotation and Translation of Axes

The A of a B is the B of an A

Why does e to the i * pi + 1 = 0 ?




Miscellaneous Facts:

Mathematical Doodling

Converting Celsius to Fahreneit

Metric Prefixes and Conversions

Cost of the Gifts for the Twelve Days of Christmas

10 Commandments for Math Teachers (Polya)

Shakespeare and the 46th Psalm

Bible Math (numbers 153 and 220)

Bible Math (Matthew 18:21,22)

Bible Math (3 is the basis for military units)

Most Common Phrase in the Bible

Center of the Bible (mathematically)

Fermat's Last Theorem and Hollywood

Fermat's Last Theorem

Epitaph on Diophantus' Tombstone

Math Problem from 1887 Solved

Unsolved Problems of Mathematics

More Unsolved Problems of Mathematics

Things I Learned Last Summer - 2010

Things I Learned Last Summer - 2007

Things I Learned Last Summer - 2006

Things I Learned Last Summer - 2004

Things I Learned Last Summer - 2004 (about 1904)

Things I Learned Last Summer - 2003

Things I Learned While Reading Last Summer - 1998

Things I Learned While Reading Last Summer - 1997

Things I Learned While Reading Last Summer - 1996

What I Learned from The Price is Right

What I Learned from Rock 'N Roll

Facts about Leap Years

List of Leap Years 1800 -- 2400

When is Easter?

Finding the Day of the Week

The Most Efficient Way to Visit All 48 Contiguous States

The Mathematics of the Safety Palette

Math Formula for Perfect Holiday Vacation

Math Formula for Building a Snowman

Computer Fact: SPAM and Monty Python

Math Problems in Longfellow's novel Kavanagh

Golden Ratio of Coffee to Water

Math Errors in Print (Math UNfacts)

Mathematical Facts about Santa Claus

They call me Mathematics

Fun Math Days

CEO average pay

Mathematical Doodling

Ikigai (using Venn Diagrams)

Teaching of Math in Ancient Rome





Send any comments or questions to: David Pleacher