
11-1
11
Integration
L e a rnin g Obje c ti v e s
After reading this chapter, you will be conversant with:
♦ Indefinite Integral
♦ Definite Integral
♦ Improper or Infinite Definite Integrals
♦ Beta and Gamma Functions
Introduction
In the preceding chapters, we discussed the two main branches of calculus, namely Differential
Calculus and Vector Calculus. We shall now turn our attention to the other main branch of the subject
called Integral Calculus.
The verb “integrate” has two meanings in Calculus. The deeper and more fundamental meaning
is “to indicate the whole of” or “to give the sum or total of”. The second mathematical meaning ...