This is the entry-level text designed for advanced undergraduate and beginning graduate students. It bridges the gap between basic calculus and complex integral equation theory.
This is the foundation. If you are new to the subject, stay here. These equations have the principle of superposition. They are predictable, well-behaved, and solvable with standard algebraic manipulation. Integral Equations Wazwaz Pdf
For solutions and methods, Wazwaz's work often covers: This is the entry-level text designed for advanced