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- calculus - What is infinity divided by infinity? - Mathematics Stack . . .
I know that $\\infty \\infty$ is not generally defined However, if we have 2 equal infinities divided by each other, would it be 1? if we have an infinity divided by another half-as-big infinity, for
- Difference between ≈, ≃, and ≅ - Mathematics Stack Exchange
In my work "=" is the identity of a number so it states an equivalence 1=1, 2x=10 ie x =5 The approximation sign "≈" I use for decimal approximations with tilde "~" being a rougher approximation
- Mathematics Stack Exchange
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- factorial - Why does 0! = 1? - Mathematics Stack Exchange
$\begingroup$ The theorem that $\binom{n}{k} = \frac{n!}{k!(n-k)!}$ already assumes $0!$ is defined to be $1$ $ Otherwise this would be restricted to $0 <k
- Is there any historical evidence for Marx being a Satanist?
I'm reading Wurmbrand's Marx and Satan on academia edu right now, and so far it seems like the author has conflated heretical remarks and descriptions (frequently literary or poetic!) by Marx, with the alleged doctrines and practices of a (likely fictitious) cult of Satan-worshipers
- linear algebra - Does $\det (A + B) = \det (A) + \det (B)$ hold . . .
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- Justifying why 0 0 is indeterminate and 1 0 is undefined
$\begingroup$ I would call it naive in the sense that when referring to "indeterminate forms in the form of $\frac{0}{0}$" we aren't referring to the actual explicit division of zero by zero, but rather we are talking about a limit of a ratio where both the numerator and denominator approach zero simultaneously
- Vector cross product identity for $(a\\times b)\\cdot(c \\times d)$
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