19th Century Logic between Philosophy and Mathematics (http://www.phil.uni-erlangen.de/%7Ep1phil/personen/peckhaus/texte/logic_phil_math.html)- Article.
Advances in theoretical and mathematical physics (http://www.intlpress.com/ATMP/) - Mathematics articles.
Foundations Study Guide: Philosophy of Mathematics (http://www.objectivistcenter.org/articles/foundations_phil-of-mathematics.asp) - Article.
Introduction to Differential Geometry and General Relativity (http://people.hofstra.edu/faculty/Stefan_Waner/diff_geom/tc.html) - Article.
Introduction to tensor calculus and continuum mechanics (http://www.math.odu.edu/%7Ejhh/counter2.html) - Electronic book.
The fifth arithmetical operation. The rational mean (http://mipagina.cantv.net/arithmetic/) - New roots solving algotrihms and Generalized Continued Fractions.
John Forbes Nash (http://www-gap.dcs.st-and.ac.uk/%7Ehistory/Mathematicians/Nash.html) - Biography.
Lakatos' Philosophy of Mathematics, A Historical Approach (http://peccatte.karefil.com/Quasi/KoetsierOnLakatos.html) - Article.
Mathematical Problems By Professor David Hilbert (http://aleph0.clarku.edu/%7Edjoyce/hilbert/problems.html) - Historic article.
Mathematics as Gameskeeping (http://www.mit.edu/%7Eyablo/mgk.html)- Article on philosophy of mathematics.
My Philosophy of Mathematics (http://www.wall.org/%7Earon/phil.html) - Personal essay.
On Gödel's Philosophy of Mathematics (http://www.friesian.com/goedel/) - Article.
On the Nature of Mathematical Truth (http://www.ditext.com/hempel/math-frame.html) - Electronic book.
Research: Philosophy of Mathematics (http://web.ics.purdue.edu/%7Ecpincock/math.htm) - A paper on philosophy of mathematics.
Reviewing standard interpretations of Cantor's, Turing's and Gödel's reasoning (http://alixcomsi.com/index01.htm) - "This site contains links to papers that investigate, and reflect a developing view of, a significant limitation of standard interpretations of the formal reasoning and conclusions of classical first order theory.
Structuralism, Category Theory and Philosophy of Mathematics (http://www.mmsysgrp.com/strctcat.htm) - Article.
Universal Harmonics & Universal Harmonics Analysis (http://universalharmonics.homestead.com/files/index.htm) - Article on the connection between harmonics and consciousness.
Wittgenstein, Education and the Philosophy of Mathematics (http://theoryandscience.icaap.org/content/vol003.002/peters.html) - Article.