: Includes over 400 problems (some with hints) and historical notes that explain the genesis of important mathematical results. Target Audience
Techniques like the Banach Contraction Mapping Principle or Brouwer’s Fixed Point Theorem are used to prove that a solution exists even when it cannot be explicitly calculated. : Includes over 400 problems (some with hints)
: Noted for being very complete, though some readers find the physical print quality (soft paper) of specific editions to be a minor drawback. Editions Note : Includes over 400 problems (some with hints)