This argument is incorrect.The statement “log23 cannot be written in the form a/b where a and b are integers” occurs in the proof.No argument has been given to show that log23 cannot be written in the form a/b where a and b are integers.This is circular reasoning because this statement is equivalent to the statement being proved,namely,“The number log23 is irrational”.
同志,我猜你是信工软件班的我的某个同学,另外我严重怀疑你和我都是某位绵姓同志的同桌