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Unproven Theorems
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∙ 11y ago
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What type of reasoning does a mathematical proof use?
Deductive reasoning In mathematics, a proof is a deductive argument for a mathematical statement. Deductive reasoning, unlike inductive reasoning, is a valid form of proof. It is, in fact, the way in which geometric proofs are written.
What about proof by pictures in math?
They are usually not valid.
Add proper fraction?
Yes, that is a perfectly valid mathematical operation.
How many twin primes are there?
There are an infinite number of twin primes. This is true, but as yet there has not been published a valid proof of it. Perhaps soon someone will publish a valid proof.
Can a mathematical expression have no variables?
Yes, a mathematical expression can have no variables, but such an expression is usually not very useful. An example of a valid expression without variables is: 1+1=2
What type of reasoning does a mathematical proof use?
Deductive reasoning In mathematics, a proof is a deductive argument for a mathematical statement. Deductive reasoning, unlike inductive reasoning, is a valid form of proof. It is, in fact, the way in which geometric proofs are written.
A valid argument which shows that a mathematical statement called a theorem is true?
Pythagoras' theorem is only theorem regarding right angle triangles but it is true.
Can you get a job by showing your passport as a proof of identification?
Yes, although two types of proof are usually needed. Passports are recognized all around the world as valid forms of identification.
Is an unsigned registered letter valid?
You need to provide more detail. Valid for what purpose? It can be valid proof the letter was sent to you but it cannot be valid proof of a contract. Details are important.
Is affidavit marriage a valid proof of marriage?
Yes it is valid proof of marriage. The joint agreement is signed by both in the presence of winesses.
Do the theorems for junior certificate maths have to be exactly right or do they just have to make sense?
There is more than one way to prove a given mathematical proposition. If the sequence of reasoning is valid, then the proof is correct. That is all that is required.
What about proof by pictures in math?
They are usually not valid.
Add proper fraction?
Yes, that is a perfectly valid mathematical operation.
How long is a bill of sale valid?
It is ALWAYS valid. If you purchased something, the bill of sale is proof of that.
How many twin primes are there?
There are an infinite number of twin primes. This is true, but as yet there has not been published a valid proof of it. Perhaps soon someone will publish a valid proof.
Is there any valid proof for the loch ness monster?
Well there are a couple of pics but mostly not entirely valid.
What are four reasons for countries to have borders?
There are no valid reasons for country's to have borders.
