Proof That the Absolute Value of Cot pi z is at Most 2 Print Theoremforwhereis the square with vertices atProofNote that withthat(1)Iflies on one of the vertical sides ofthensohenceIflies on one of the horizontal sides ofthenWrite (1) asThenfor Prev Next Add comment Name (required) E-mail (required, but will not display) Refresh SendCancel