How Big Is the Domain?
Difficulty: Easy · Topics: Discrete Mathematics, Functions, Function Combinatorics
Aniqlanish sohasi qanchalik katta?
lvert Yrvert=6, and there are exactly 120 one-to-one functions from X to Y.
Find lvert Xrvert.
lvert Yrvert=6, va X dan Y ga aynan 120 ta inyektiv funksiya bor.
lvert Xrvert ni toping.