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Thread / Thread Starter	Last Post	Replies	Views
Sticky: Proposal for new subforum ( 1 2 3 4 5) ewmayer	2005-10-10 23:25 by ewmayer	49	28,391
# jnml	2017-11-02 10:01 by jnml	9	1,368
"Factorizing" function jnml	2017-11-01 18:31 by jnml	8	1,674
"Interesting" post from the mailing list ( 1 2) Dubslow	2015-05-06 00:09 by retina	13	3,153
"Not Mersenne" formula ( 1 2) Mikloska	2022-02-01 17:30 by Batalov	19	1,610
"one step backward _two steps forward " devarajkandadai	2013-08-20 12:57 by devarajkandadai	10	1,869
"prime numbers formula" crankery ( 1 2) Mini-Geek	2009-03-04 16:51 by Mr. P-1	12	3,678
"PROOF" OF BEAL'S CONJECTURE & FERMAT'S LAST THEOREM ( 1 2 3 4 5) Awojobi	2019-11-02 16:50 by Batalov	50	8,151
"PROOF" OF GOLDBACH'S CONJECTURE ( 1 2 3 4 5 ... Last Page) Awojobi	2019-10-02 08:33 by 2M215856352p1	221	16,385
"Variations on a theme by Euclid" ( 1 2) Carl Fischbach	2008-12-24 15:49 by 10metreh	11	2,427
(a+bi)^p, prime test in C ( 1 2) bhelmes	2019-01-24 22:08 by bhelmes	13	1,796
(a/b) mod p ? bhelmes	2020-11-13 21:44 by Nick	1	1,278
(Not a) Formula for prime with 10^8 and 10^9 digits jense 2185	2021-09-20 13:27 by Dr Sardonicus	9	923
(Pseudo)-Mathematics in Economics clowns789	2016-06-07 04:01 by clowns789	3	1,419
* Provisional Ranking a1call	2018-02-04 03:14 by a1call	8	1,224
+/- 6 Primality Test ( 1 2 3) a1call	2018-12-24 01:42 by a1call	29	2,559
. jnml	2015-01-25 19:06 by Batalov	1	883
. jnml	2017-07-13 17:42 by Batalov	3	767
...when 2*3^n + 1 is prime ( 1 2 3 4) a1call	2018-08-24 02:18 by a1call	42	4,780
1+1 Selfridges PRP test ( 1 2) paulunderwood	2020-11-20 13:16 by Dr Sardonicus	21	2,441
1+1 selfridges test for 1/8 of numbers paulunderwood	2021-11-16 23:54 by paulunderwood	0	352
10 and strictly prime or composite.Comment. David John Hill Jr	2010-06-06 12:33 by cmd	7	6,285
100 wooden sticks Supergirly1326	2005-11-20 17:33 by mfgoode	5	1,556
19 + 17 + 13 + 11 = 60 a1call	2018-03-25 14:47 by science_man_88	5	1,453
2-d binary representation only_human	2009-02-23 00:11 by cheesehead	9	3,099
2^a-3 paulunderwood	2018-08-25 18:59 by paulunderwood	10	1,556

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≠ ± ∓ ÷ × · − √ ‰ ⊗ ⊕ ⊖ ⊘ ⊙ ≤ ≥ ≦ ≧ ≨ ≩ ≺ ≻ ≼ ≽ ⊏ ⊐ ⊑ ⊒ ² ³ °
∠ ∟ ° ≅ ~ ‖ ⟂ ⫛
≡ ≜ ≈ ∝ ∞ ≪ ≫ ⌊⌋ ⌈⌉ ∘ ∏ ∐ ∑ ∧ ∨ ∩ ∪ ⨀ ⊕ ⊗ 𝖕 𝖖 𝖗 ⊲ ⊳
∅ ∖ ∁ ↦ ↣ ∩ ∪ ⊆ ⊂ ⊄ ⊊ ⊇ ⊃ ⊅ ⊋ ⊖ ∈ ∉ ∋ ∌ ℕ ℤ ℚ ℝ ℂ ℵ ℶ ℷ ℸ 𝓟
¬ ∨ ∧ ⊕ → ← ⇒ ⇐ ⇔ ∀ ∃ ∄ ∴ ∵ ⊤ ⊥ ⊢ ⊨ ⫤ ⊣ … ⋯ ⋮ ⋰ ⋱
∫ ∬ ∭ ∮ ∯ ∰ ∇ ∆ δ ∂ ℱ ℒ ℓ
𝛢𝛼 𝛣𝛽 𝛤𝛾 𝛥𝛿 𝛦𝜀𝜖 𝛧𝜁 𝛨𝜂 𝛩𝜃𝜗 𝛪𝜄 𝛫𝜅 𝛬𝜆 𝛭𝜇 𝛮𝜈 𝛯𝜉 𝛰𝜊 𝛱𝜋 𝛲𝜌 𝛴𝜎𝜍 𝛵𝜏 𝛶𝜐 𝛷𝜙𝜑 𝛸𝜒 𝛹𝜓 𝛺𝜔