Mathematical proof

Mathematical proof se mathematical theorem ke sahii dekhaawa jaae hae. Theorem ke poove kare ke khaatir ii dekhaae ke parre hae ki ii sab time sahii hae. Iske khaatir axioms, nai to pahile sahii maana gais theorem ke kaam me aawa jaae hae. Ek statement ke proove kare ke khaatir, "proof by induction", proof by contraction" aur proof by cases" ke kaam me laawa jaae hae.

Euclid ke theorem sikhae waala puraana book ke ek panna