Recent content by MeConfused

  1. M

    Proof by contradiction and function

    Hi, thanks for the response. For problem 1 doesn't the problem already define the elements of D and C?
  2. M

    Proof by contradiction and function

    Homework Statement Problem 1 Assuming that the people in D and C all have KTP (Citizen ID in my country) IDs, let: D = {x |x is the KTP ID of a student in your Basic Calculus class}, C = {y |y is the KTP ID of the biological father/mother of a student in your Basic Calculus class}, and f : D...