Is existential instantiation related to "Let x be ..."
62895
How to interpret "let" in mathematics?
49994
Deduction of $\forall y \exists x (x=y)$
45391
in elisp's let, how do you reference a variable bound in the same let while binding another variable?
154021
prototype: deep scope of "this" to access instance's scope
76809
"Some" and "Any"; countables and uncountable
129694
Is initializing with "var{args}" a new feature of C++0x, or merely syntactic sugar?
58631
Continuity and the Axiom of Choice
108292
Precedence between implication and bi-implication
117007
Implicit 'which is', 'which are'
51020
What exactly is the word "there" in an existential construction? And related questions
85770
What is the difference between ∀x(p(x) →q(x)) and ∀x(p(x) ∧q(x))?
157490
Statements equivalent to the Axiom of Choice
94415
Existential import: in logic, do propositions default to true or false when objects in them do not exist?
125950
Proof strategy involving first order logic for existential quantification at very beginning
50685
"Assume that A = B" subjunctive?
41182
What does the construct x = x || y mean?
29501
Is it acceptable to use "is become" instead of "has become"?