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3 Map sending $k$-linear functions in $V_1\times V_2\times\cdots \times V_n$ into linear maps in $V_1 \otimes V_2 \otimes \cdots\otimes V_n$ Oct 31 '19
2 Parity of Intersection of Jordan Curves in General Position Nov 20 '19
2 Hyperreals, other models and 1=0.999… May 22 '20
2 Show that any simple closed polygon in $\mathbb{R^2}$ belongs to the trivial knot type. Jun 26 '19
2 Is irrational number set on $\mathbb{R}$ disconnected? Nov 12 '19
2 How do we Distinguish the Complex Numbers from Euclidean $\mathbb R^2 $? Jul 23 '19
1 $||f||_a = \left(\int_0^\infty e^{-ax}|f(x)|^2 \right)^{1/2} = 0$ implies $f = 0$. Nov 12 '19
1 Conditions for a function f: R-->R (Reals) to have an antiderivative. Jan 7 '20
1 Is There a notion of Convergence for the Non-Standard Reals? How can we do Analysis? Jul 21 '19
1 Physical/Geometric models for Reals , of different Cardinality (Lowenheim-Skolem, etc)? Mar 6 '20
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