Bounty offered: A step in the completeness proof of first-order logic math.stackexchange.com/q/3887317?atw=1 #logic
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@StackMath Logicians among academic mathematicians are the most delusional humans with logic itself, since most of their beliefs that were invented by false & refuted definitionS abouta real number are in full contradiction with the gratest discovered theorems as Pythagoras theorem & FLT !