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 Apr 23 revised what is the definition of Mathematics ? added 53 characters in body Apr 20 comment Finding all possible pairs of positive integer values But, if x is equal to y the ratio is undefined. Apr 20 comment Finding all possible pairs of positive integer values Why do you put the "equal to" into your condition: Assume x >= y? Apr 19 revised Finding all possible pairs of positive integer values edited tags Apr 18 asked Finding all possible pairs of positive integer values Apr 16 comment How would multiplying money work? But if that meal has a negative nutritional value "imagine" the complexities ;-) Apr 2 awarded Suffrage Mar 20 awarded Curious Mar 16 awarded Necromancer Feb 20 comment A set without the empty set Sometimes textbooks tell the reader that the symbol $\in$ is read "belongs to", how does anything belong to the empty set? Jan 5 accepted Is the division property of equality just a special case of the multiplication property? Dec 10 awarded Excavator Oct 20 comment Couple Probability @BrianM.Scott welcome back from skullpatrol, now known as Ice Boy, and the rest of the gang in the chatroom :-) Oct 19 awarded Electorate Sep 26 comment How do you read the symbol “$\in$”? Would these two different roles of a variable be more clearly shown in the phrases: "any value of the variable in its domain" versus "the specific, but as of yet unknown, value of the variable"? Sep 26 revised High school math definition of a variable: the first step from the concrete into the abstract… added 80 characters in body Sep 26 comment “Negative” versus “Minus” clap, clap, clap Sep 24 awarded Autobiographer Sep 21 accepted How do you read the symbol “$\in$”? Sep 19 revised High school math definition of a variable: the first step from the concrete into the abstract… added 103 characters in body