Más contenido relacionado La actualidad más candente (10) 日曜数学20連発 - サイエンスアゴラ2016 #日曜数学会16. tsujimotter
z < (w - 1)!
(z - 1) | {w((w - 1)! - 1)}
620449398514359482735914 - 620449398514359467797042 ÷ 622453 = 24!
19. B4 = 1 -
1
5
-
1
2
-
1
3
= ?
=
1
30
-
6
30
-
15
30
-
10
30
= -
1
30
27. F(a, b, c; z) =
1X
n=0
(a)n(b)n
(c)nn!
zn
(a + b < c)
28. z = 1
F(a, b, c; 1) =
(c) (c - a - b)
(c - a) (c - b)
43. J(x) = Li(x) - log 2 -
X
⇢
Li(x⇢
) +
Z1
x
dt
t(t2 - 1) log t
48. ⇣(x) =
1
1 - 1/2x
·
1
1 - 1/3x
·
1
1 - 1/5x
·
1
1 - 1/7x
· · ·
87. p = 2 or 1 + 4n () p = X2
+ Y2
88. p = 7 or 1, 2, 4 + 7n () p = X2
+ 7Y2
p = 2 or 1 + 4n () p = X2
+ Y2
p = 3 or 1 + 3n () p = X2
+ 3Y2
p = 7 or p ⌘ 1, 2, 4 (mod 7)
p = 3 or p ⌘ 1 (mod 3)
p = 2 or p ⌘ 1 (mod 4)
89. Primes of the form: X2+nY2
20
http://tsujimotter.info/works/primes-of-the-form/
90. Terrence Tao, “The Gaussian Primes Contain Arbitrarily Shaped Constellations”,
arXiv:math/0501314 [math.CO]
91. Z[ i ] (Shape)
P[ i ]
(Constellation)
1.2
Shape
92. 5 + 2i
7
3i {1, -1, i, -i } {p, -p, pi, -pi}
p
{1, -1} {p, -p}
p
93. -1 0 1 2 3 4 5
“ ”
-1 0 1 2 3 4 5
i
2i
3i
-i
-2i
-3i
95. 21
+30
-30
- 5 - 2i
- 1 - 4i
1 - 6i
3 - 8i
3 - 10i
7 - 12i
9 - 10i
http://tsujimotter.info/works/constellation/
115. 2017 =
2017 = 3 * 672 + 1
2017 = 4 * 504 + 1
2017 = 6 * 336 + 1
2017 = 7 * 288 + 1
…
26
116. mn + 1 Q(⇣m)
m = 4
2017 = 4 · n + 1 = (44 + 9i)(44 - 9i)
(44 + 9i)2
= 1855 + 792i
2017 = |1855 + 792i|
118. 2017 = (41 - 7!)(41 - 7!2
)
m = 3
120°
1681 - 623!
) 2017 = |1681 - 623!|
119. m = 7
⇣7 = e2⇡i/7
2017 =(3 + 3⇣2
7 + 2⇣3
7 + ⇣4
7)
⇥ (2 + 3⇣2
7 + 3⇣3
7 + ⇣4
7)
⇥ (1 + 3⇣7 + 2⇣2
7 + 3⇣4
7)
⇥ (3 + ⇣7 + 3⇣2
7 + 3⇣3
7 + 2⇣4
7)
⇥ (3⇣7 + 2⇣3
7 + 3⇣4
7 + ⇣5
7)
⇥ (3 + 3⇣2
7 + 3⇣3
7 + 2⇣4
7 + ⇣5
7)
2196 + 1065⇣7 + 1740⇣2
7 + 1664⇣3
7 + 1716⇣4
7 + 636⇣5
7 = 2017
120. 2196 + 1065⇣7 + 1740⇣2
7 + 1664⇣3
7 + 1716⇣4
7 + 636⇣5
7 = 2017
2196
1065
1740
16641716
636
✓
✓
✓
✓
✓
✓ =
5⇡
7
⇣7 = e2⇡i/7