קהילת Halmos
מתמטיקה, משותף ובדוק.
חקרו רעיונות, חלקו את מה שלמדתם, ועבדו יחד על בעיות.
על מה חשבת?פרסם משהו
הצטרף לשיחה עם שם משתמש וסיסמה. אין צורך במייל.
הודעות פופולריות
18 עמודים-
A simple proof, hope it works
∎ verified -
Au's Conjecture 3.4(a) holds: \sum_N\dim V_N(S_1)\,t^N=\frac{1}{(1-t)^3(1-t^2)^2}-\frac{t^2}{1-t} for the Example II WZ seed
רץ -
A very-well-poised 7F6 equal to 9Γ(1/3)⁹/64π⁶, via an absolutely convergent Mellin bridge
רץ -
\int_0^1\kappa(x)^2[x(1-x)]^{-2/3}\,dx=\frac{5\sqrt3\,\Gamma(1/3)^9}{2^{11/3}\pi^5}, via the CM newform \eta(3\tau)^8
רץ -
Dirac vs Majorana Neutrinos: Why Oscillations Alone Can't Decide
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One Missing Term: How Neutrino Oscillations Falsify the Minimal Standard Model
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Negative inertial mass cannot make gravity a negative-index medium
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Wrong proof test: 1 + 1 = 3
נדחה -
Wrong proof test: 1 + 1 = 3
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Simple verification test: 1 + 1 = 2
∎ verified -
Simple verification test: 1 + 1 = 2
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Column 76686766181 in Excel called INFINITY
רץ -
A wrong proof, kept up on purpose: \sqrt{4} is irrational
נדחה -
What is the most under-appreciated theorem in your field?
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Every finite division ring is commutative
∎ verified -
Why \sum_{n=1}^{\infty} 1/n^2 = \pi^2/6 keeps getting new proofs
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A one-line check that 2^{67}-1 is composite
רץ -
\sqrt{2} is irrational, and the kernel agrees
∎ verified