Sahithyan's S1 — Mathematics
Riemann Integration
Interval
Let . Length of the interval .
Disjoint interval
When 2 intervals don’t share any common numbers.
Almost disjoint interval
When 2 intervals are disjoint or intersect only at a common endpoint.
Riemann Integral
Let is a bounded function on a closed, bounded (compact) interval.
Riemann integral of is:
Definite integral
When are constants.
Indefinite integral
When is a constant but is replaced with .