The following items are available as free downloads.

All have been judged to meet the evaluation criteria set by the Editorial ��Board

of the American Institute of Mathematics in connection with the Institute's Open

Textbook Initiative. http://www.aimath.org/textbooks/

ELEMENTARY DIFFERENTIAL EQUATIONS

previously published by ��Brooks/Cole ��Thomson Learning, 2000.

ELEMENTARY DIFFERENTIAL EQUATIONS WITH BOUNDARY VALUE PROBLEMS,

previously published by ��Brooks/Cole ��Thomson Learning, 2000.

STUDENT SOLUTIONS MANUAL FOR ELEMENTARY DIFFERENTIAL EQUATIONS AND

ELEMENTARY DIFFERENTIAL EQUATIONS WITH BOUNDARY VALUE PROBLEMS

ramanujan.math.trinity.edu/wtrench/texts/TRENCH_DE_STUDENT_MANUAL.PDF,

previously published by Brooks/Cole Thomson Learning, 2000.

INTRODUCTION TO REAL ANALYSIS

previously published by Pearson Education, 2003.

Supplements to INTRODUCTION TO REAL ANALYSIS:

FUNCTIONS DEFINED BY IMPROPER INTEGRALS

previously published by Harper & Row, 1978.

THE METHOD OF LAGRANGE MULTIPLIERS,

previously published by Harper & Row, 1978.

Instructor' solutions manuals are ��available on request, subject ��to

verification of faculty status.

Please forward this message to colleagues, friends, and students who may be

interested.

William F. Trench

Andrew G. Cowles Distinguished Professor Emeritus

Mathematics Department

Trinity University

wtrench@trinity.edu, wtrench@gmail.edu