clear;
clc;

// Example: 9.20
// Page: 367

printf("Example: 9.20 - Page: 367\n\n");

// Mathematics is involved in proving but just that no numerical computations are involved.
// For prove refer to this example 9.20 on page number 367 of the book.

printf(" Mathematics is involved in proving but just that no numerical computations are involved.\n\n");
printf(" For prove refer to this example 9.20 on page 367 of the book.");