Jim Loy
Jimloy.com: Saccheri
This site explains the Saccheri quadrilateral and the importance of his work in geometry.
Jim Loy
Derivatives
This site explains the derivative as the tangent at a point on a curve. The concept of finding the tangent is discussed; links are provided for the concept of taking a limit.
Jim Loy
Jimloy.com: Rationalizing the Denominator
Read an explanation on how to rationalize the denominator using an example. Using exponents instead of the radical sign, the examples may be difficult to read.
Jim Loy
Jim Loy: Phlogiston Theory
A detailed explanation of the Phlogiston Theory, including reaction equations. Includes several formulas, examples, and detailed information.
Jim Loy
Jim Loy's Website: Egyptian Numbers
Here you can find a general overview of the ancient Egyptian number system. The site compares the ancient symbols to those of modern day numerals. More detailed information can be found from the bottom of the page dealing with Egyptian...
Jim Loy
Converse, Inverse, Contrapositive
The converse, inverse, and contrapoistive of if statements are discussed. The site begins with a generic model of each from a given generic statement and then offers specific examples and expresses when they are true and when not.
Jim Loy
Jim Loy's Geology Pages: Meandering Rivers
Provides a diagram and a description of the movement of rivers and meandering patterns.
Jim Loy
Jimloy.com: A New Look at Long Division
View an example long division problem with all work shown. This method may not be the one you have learned, but it might give you some ideas for new strategies to use.
Jim Loy
Jim Loy: Roots of Unity
Contains relevant information regarding to roots of unity and a few examples, including diagrams. Information is helpful and concise.
Jim Loy
Jim Loy's Mathematics Page: Congruence of Triangles
Find explanations of the ways to prove triangles are congruent. There is a link for Congruence Of Triangles, Part II to find the proofs of some ways to prove congruence of triangles from other postulates (i.e. Assume SAS prove ASA).
Jim Loy
Jl's Math Page: The Golden Rectangle and the Golden Ratio
This is a personal site from Jim Loy that describes the golden rectangle and the golden ratio. Includes several diagrams and pictures as well as formulas. A good background in math is helpful.