Proof without Words

The Law of tangents

Another Law of Sines

Euler's Arctangent Identity

Euler's Arctangent Identity (preprint)

Another Arctangent Identity

Mollweide's Equation (one)

Mollweide's Equations (two)

1, 2, 3, 4, π and Arctangent

1, 2, 3, 4, π and Arctangent (original submission)

 

Articles

A Note on an Exponential Equation

Another Note on an Exponential Equation

The Pigeon Hole Principle (space filler)

From the Right Side (art)

Some Properties of the Equation S(x)=k

Some Properties of the Equation S(x)=k (preprint)

The Story of Mollweide and Some TrigonometricIdentities

 

Books

This Book Needs a Title (in progress)

Introduction to Mathematical Proof (in progress)

 

Solutions

Pi Mu Epsilon Journal

Spring 2006

1123     1125     1126     1127     1130     1131     1132     1133     1136     1137    

Fall 2005

1112     1113     1115     1116     1118     1121     1122    

Spring 2005

1080     1081     1082     1083     1084     1086     1088     1090     1091     1092    

Spring 2004

1071     1076     1077     1078     1078a

Spring 2003

1052     1053     1055     1056     1057     1058     1059     1060     1061

Fall 2002

1043     1044     1045     1046     1047     1049     1050     1051

Spring 2002

1034     1035     1036     1037     1038     1039     1040     1041 (figure)    1043

Fall 2001

1021     1022     1023     1024     1025     1027     1030     1031     1032     1033

Spring 2001

1007     1008     1010     1011     1012     1013     1016     1017     1019

 

The College Mathematics Journal

January 2003

745

March 2003

748     750

 

Mathematics Magazine

1603     1635     1637

 

Math Horizons

S48     167

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