The ever-expanding field of extremal graph theory encompasses an array of problem-solving methods, including applications to economics, computer science, and optimization theory. This volume presents a concise yet comprehensive treatment, featuring complete proofs for almost all of its results and numerous exercises. 1978 edtion.

Graduate-level text provides introduction to optimal control theory for stochastic systems, emphasizing application of basic concepts to real problems.

This text offers a survey of the main ideas, concepts, and methods that constitute nonlinear functional analysis. It features extensive commentary, many examples, and interesting, challenging exercises. 1985 edition.

Comprehensive and coherent, this text covers exponential integrals and sums, 4th power moment, zero-free region, mean value estimates over short intervals, higher power moments, omega results, zeros on the critical line, zero-density estimates, distribution of primes, Dirichlet and various other divisor problems, and more. 1985 edition.

learn master系列专门用来巩固提高知识点，以简答题为主，单项训练配合。没有压力感的刷题模式，提高小朋友解题效率。 每个主题有3个练习部分： 1、认知概念 让小朋友认识数学概念，并对数学概念逐步理解。 2、理解问题 通过考试式的习题，强化所学的概念并深化它们。 3、拓展思维 拓展分析能力，思考能力解决更具有挑战性的问题。 4、答案详解 配备详细解题答案，让孩子更加清晰知道解题思路。