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Notation
It's Logical
Conjecture me this
Fun with Sets
"Ax"ioms
100
this is represented by an upside down A
What is for all
100
these are used to prove many logic statements
What are truth tables
100
the square root of 2 belongs to this group of numbers
What are the irrational numbers
100
he was the inventor of set theory
Who is Georg Cantor
100
This is used to chop down trees
What is an ax
200
this is represented by a backwards E
What is there exists
200
if this conjunction is used than the statement is true if and only if all of its operands are true
What is and
200
if 2A2 = 4 3A3 = 6 4A6 = 10 and 5A7 = 12 then 1A2 = this number
What is 3
200
these sets go on forever
What are infinite sets
200
a person who works with an ax
What is an axman
300
this is represented by a backwards E with a slash through it
What is there does not exist
300
The statement "this year is 2014" is false. Adding this operation could make this statement true
What is the negation
300
the square root of 16
What is 4
300
this operation is represented by a venn diagram with everything shaded in
What is the union
300
a rod or spindle passing through the center of a wheel or group of wheels
What is an axle
400
the numbers or letters between these are elements of a set
What are brackets
400
if this disjunction is used then the statement is true if and only if one or more of its operands is true
What is or
400
A = {2,3} and B = {3,4} A∩B = this
What is 3
400
this operation is represented by a venn diagram with the middle shaded in
What is the intersection
400
this part of a neuron takes in information
What is an axon
500
iff
What is if and only if
500
he intended to prove the foundations of mathematics correct which inspired his career in mathematical logic
Who is Bertrand Russell
500
a general proposition not self-evident but proved by a chain of reasoning; a truth established by means of accepted truths
What is a theorem
500
this type of set theory is where the axioms of mathematics come from
What is Zermelo–Fraenkel set theory
500
this axioms provoked a lot of debate and disagreement in the mathematical community
What is the axiom of choice