Wave Mathematics : Trigonometric Functions
by Gary Welz, M.A./M.S.
Sine Box CalculatorIES - An applet that calculates the sine value of any angle and provides a graphical representation of its occurence on the unit circle.
Math OnlineUniversity of Vienna - gallery of mathematical Java applets.
Commentary on the Phenomena of Aratus and EudoxusPicture and information of the sole surviving work of Hipparchus.
News & Events
Current Science NewsNews from around the world of science.
Google ScholarGoogle - Research database allows searching of the scholarly literature.
Circle to a WaveS. Waner, Hofstra U. - see an animation of the graphing of the sine wave by moving a point around the circumference of a circle.
Shape of a WaveE. Zobel, Zona Land - Interactive applet allows you to adjust the amplitude, wavelength and shift of a wave and see how it responds.