Section 0: Problem 3 Solution
Working problems is a crucial part of learning mathematics. No one can learn topology merely by poring over the definitions, theorems, and examples that are worked out in the text. One must work part of it out for oneself. To provide that opportunity is the purpose of the exercises.
James R. Munkres
Cubic curves: (i) Draw the graph of
and its intersection with the horizontal lines
for integer values of
;
(ii) draw the cubic curves
for the same values of
.