Mathematical Interest Theory gives an introduction to how investments vary over time, and this book provides a solid foundation for readers embarking on actuarial careers.. This is done in a mathematically precise manner, but the emphasis is on practical applications and giving the reader a concrete understanding as to why the various relationships should be true. Modern financial topics including arbitrage, options, futures, and swaps are introduced. Along with an understanding of probability, this book provides a solid foundation for readers embarking on actuarial careers. It also includes detailed instruction on how to use the Texas Instruments BA II Plus and BA II Plus Professional calculators. This text is among the recommended reading options for the Society of Actuaries/Casualty Actuarial Society FM/2 exam.