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Jun
26
revised Area dimensions
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26
revised Area dimensions
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Jun
26
revised Area dimensions
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Jun
26
revised Area dimensions
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Jun
26
revised Area dimensions
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Jun
26
revised Area dimensions
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Jun
26
revised Area dimensions
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Jun
26
revised Area dimensions
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Jun
26
revised Area dimensions
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revised Area dimensions
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revised Area dimensions
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Jun
26
answered Area dimensions
Apr
24
comment What is the answer to this hard problem for 4th graders?
What kind of 4th grade teacher would ask this question?
Mar
26
comment Are variables logical or non-logical symbols in a logic system?
Perhaps this will help.
Mar
26
comment What does $\in$ mean?
Perhaps this will help.
Mar
25
comment Could somebody please help me prove this using the properties of real numbers introduced in elementary algebra?
I think there is a typo in your sentence "Your question is (basically): if a $\in$ F, how do we know that a/1 = 1?" I believe the question asks how do we know that a/1 = a.
Feb
13
revised When an equation has no solutions, denote it with $x\in\varnothing$.
added 442 characters in body
Feb
13
comment How do you read the symbol “$\in$”?
Simply read it as "what y can be replaced by belongs to"
Feb
9
comment What to answer when people ask what I do in mathematics
Trolls don't last very long in the real world.
Feb
9
comment What to answer when people ask what I do in mathematics
Because you are not being true to thyself.