Supplementary mathematics/References

Book References

 * calculus, James Stewart, published in 2008
 * Calculus with Analytic Geometry, Richard A. Silverman, published in 2010
 * Algebra and trigonometry, published by the authors of the college 2021.
 * Fourier series,Fourier transform andTheir applications in mathematics andPhysics ,Springer Publishing.
 * Proofbook, Richard Hammock, Virginia Commonwealth University, 2010
 * advanced Modern engineering mathematics,Glyn James,2022

Online References

 * https://mathworld.wolfram.com
 * https://www.britannica.com/
 * www.en.m.Wikipedia.org
 * https://fr.m.wikipedia.org
 * https://de.m.wikipedia.org