السلام عليكم..
Lecture notes by David Wilkins, Trinity College, Dublin. Topics in Number Theory; Group Theory; Galois Theory
http://www.maths.tcd.ie/~dwilkins/Courses/311/
Contains many of the definitions and theorems from the area of mathematics generally called abstract algebra. Intended for undergraduate students taking an abstract algebra class at the junior/senior level, as well as for students taking their first graduate algebra course.
http://www.math.niu.edu/~beachy/aaol/
From Spartanburg County School District Two
http://www.spartanburg2.k12.sc.us/links/algebra.htm
Topics include number theory, groups and sets, commutative rings, algebraic geometry, and linear algebra
http://www.math.niu.edu/~rusin/known-math/index/tour_alg.html
An introduction to boolean algebra from the perspective of electronic engineering
http://www.allaboutcircuits.com/vol_4/chpt_7/index.html
By Gabriele Nebe and Neil Sloane
http://www.research.att.com/~njas/lattices/
A site for the commutative algebra community, including news, conference and preprint announcements, and a huge list of algebraists.
http://www.commalg.org/
Robert R. Bruner, Wayne State University. Tables in PS or GIF formats
http://www.math.wayne.edu/~rrb/cohom/
An introduction with math and a little history intended for those having a familiarity with ordinary real numbers and algebra.
http://www.clarku.edu/~djoyce/complex/
Information on representation theory of finite dimensional algebras. Papers, meetings, places, people, jobs, journals, software
http://www.mathematik.uni-bielefeld.de/birep/fdlist.html
Offers outline of the problem, bibliography, and math tables. Resources assembled by François Bergeron.
http://bergeron.math.uqam.ca/conjecture_fact.html
Includes preprints and course notes on Group Theory, Fields and Galois Theory, Algebraic Geometry, Algebraic Number Theory,Modular Functions and Modular Forms, Elliptic Curves, Abelian Varieties, Etale Cohomology, and Class Field Theory.
http://www.jmilne.org/math/
Explicit n-dimensional homogeneous matrices for projection, dilation, reflection, shear, strain, rotation and other familiar transformations.
http://www.silcom.com/~barnowl/HTransf.htm
Explicit n-dimensional homogeneous matrices for projection, dilation, reflection, shear, strain, rotation and other familiar transformations.
http://www.silcom.com/~barnowl/HTransf.htm
An HTML-based book by Arjeh M. Cohen, Hans Cuypers and Hans Sterk. It focuses on an algorithmic approach to algebraic structures. Many of these tools and examples use the computer algebra package GAP. Site has samples and errata
http://www.win.tue.nl/~ida/
Paul Garrett's detailed and comprehensive lecture notes in abstract algebra
http://www.math.umn.edu/~garrett/m/intro_algebra/index.shtml
Jean Baillie, Department of Computer Science, University of Hertfordshire
http://homepages.feis.herts.ac.uk/~comqejb/algspec/pr.html
Andrew Baker, University of Glasgow
http://www.maths.gla.ac.uk/~ajb/course-notes.html
An online course to get to grips with 3D vectors. Most of the material is about UK A-level difficulty
http://members.tripod.com/~Paul_Kirby/vector/VectorLand.html
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