diff --git a/free-programming-books.md b/free-programming-books.md
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@@ -385,6 +385,7 @@ Original Source: [Free Programming books](http://stackoverflow.com/revisions/392
 * [Linear Algebra: An Introduction to Mathematical Discourse](http://en.wikibooks.org/wiki/Linear_Algebra) - Jim Hefferon
 * [Linear Algebra, Theory And Applications](http://www.math.byu.edu/klkuttle/linearalgebra.pdf) - Kenneth Kuttler
 * [Mathematical Logic - an Introduction](http://www.ii.uib.no/~michal/und/i227/book/book.pdf) (PDF)
+* [Mathematics, MTS 101A](http://home.iitk.ac.in/~psraj/mth101/) - P. Shunmugaraj, IIT Kanpur
 * [Notes on Differential Equations](http://www.math.cornell.edu/~bterrell/dn.pdf) - Robert E. Terrell
 * [Number Theory](http://web.mit.edu/~holden1/www/math/number-theory.pdf) (PDF)
 * [Numerical Methods](http://www.iitg.ac.in/kartha/CE601-14/CourseSchedule.htm),2014 - Dr. Suresh A. Kartha, IIT, Guwahati