A more rigorous way to prove this?
15838
Induction Proof that $x^n-y^n=(x-y)(x^{n-1}+x^{n-2}y+\ldots+xy^{n-2}+y^{n-1})$
90199
Prove that there exists a constant $c>0$ such that the following happens
116781
Could someone give a detailed (yet elementary) proof for Jensen's inequality?
145447
bilinear form - proof
128598
How to prove this is a metric?
156669
Trying to prove a simple (?) inequality
115712
Application of Derivatives rigorous proof
113083
How to prove a set equality?
76347
Shorter proof for some equvalences
28541
How to prove the mathematical induction is true?
105768
Proof involving absolute value and maximums
103463
Mantel's Theorem proof verification
57215
Stuck on formal proofs. Not sure how to continue
48761
How can know if a proof technique can actually prove something? Specifically, induction
13257
How to prove this problem about uniform continuity
68700
Proving Two Limits Are Equal to Each Other
113344
How do we prove that something is unprovable?