Pure Maths Lee Peng Yee Pdf Link [NEW]
If a function is convex, the maximum value on a closed interval occurs at the endpoints, while the minimum often occurs in the middle. Lee Peng Yee often demonstrates that if variables are not equal, one can adjust them to make them closer together, often increasing or decreasing the target sum, thereby finding the extremum.
While physical copies are published by Shinglee Publishers , several digital resources and partial previews are available: pure maths lee peng yee pdf link