User:Dummy index/Bimetallic MOS: Difference between revisions
Dummy index (talk | contribs) Created page with "See Metallic MOS. The article is uncomfortable with the definition of the split operation, so I'll write it in my own way. == Golden case == You know a process cutting th..." |
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See [[Metallic MOS]]. The article is | See [[Metallic MOS]]. The article is unelegant with the definition of the split operation, so l write it in my own way. | ||
== Golden case == | == Golden case == | ||
You know a process cutting | You know a process cutting off a square from a golden rectangle. Imagine <math>L = φ</math> and <math>s = 1</math> and divide L into | ||
<math>\qquad L_1:s_1 = φ-1:1 = [0; 1, 1, 1, 1, ...]</math>. | <math>\qquad L_1:s_1 = φ-1:1 = [0; 1, 1, 1, 1, ...]</math>. | ||
No, <math>L_1 < s_1</math>. Let new <math>s := L_1</math> and new <math>L = s_1</math>. (Rotate the rectangle 90°) | No, <math>L_1 < s_1</math>. Let new <math>s := L_1</math> and new <math>L := s_1</math>. (Rotate the rectangle 90°) | ||
OK, now <math>L = 1</math> and <math>s = φ-1</math> and <math>L:s = φ</math>. | OK, now <math>L = 1</math> and <math>s = φ-1</math> and <math>L:s = φ = [1; 1, 1, 1, 1, ...]</math>. | ||
Loop. | Loop. | ||
In thinking MOS pattern, direction of division is altered when every | In thinking MOS pattern, direction of division is altered when every rotation. | ||
<pre>L | <pre>L | ||
| Line 30: | Line 30: | ||
<math>\qquad L_2:s_2 = δ_s-2:1 = [0; 2, 2, 2, 2, ...]</math>. | <math>\qquad L_2:s_2 = δ_s-2:1 = [0; 2, 2, 2, 2, ...]</math>. | ||
No, <math>L_2 < s_2</math>. Let new <math>s := L_2</math> and new <math>L = s_2</math>. (Rotate the rectangle 90°) | No, <math>L_2 < s_2</math>. Let new <math>s := L_2</math> and new <math>L := s_2</math>. (Rotate the rectangle 90°) | ||
OK, now <math>L = 1</math> and <math>s = δ_s-2</math> and <math>L:s = δ_s</math>. | OK, now <math>L = 1</math> and <math>s = δ_s-2</math> and <math>L:s = δ_s = [2; 2, 2, 2, 2, ...]</math>. | ||
Loop. | Loop. | ||
| Line 40: | Line 40: | ||
* Let L<sub>1</sub> = period and divide L<sub>1</sub>. | * Let L<sub>1</sub> = period and divide L<sub>1</sub>. | ||
<pre>L (first entry point) | <pre>L (first entry point) | ||
L s (second entry point) | L s (left: second entry point) | ||
sL L | sL L | ||
ssL sL (from 1st: 2L 3s, from 2nd: 1L 2s) | ssL sL (from 1st: 2L 3s, from 2nd: 1L 2s) | ||
| Line 46: | Line 46: | ||
LsLsLss LsLss (from 1st: 5L 7s, from 2nd: 3L 4s) | LsLsLss LsLss (from 1st: 5L 7s, from 2nd: 3L 4s) | ||
</pre> | </pre> | ||
== | == Bimetallic cases == | ||
First, Imagine <math>L = \sqrt{3}+1</math> and <math>s = 1</math> and divide L into | |||
<math>\qquad L_1:s_1 = \sqrt{3}:1 = [1; 1, 2, 1, 2, ...]</math>. | |||
OK, now <math>L_1 = \sqrt{3}</math> and <math>s_1 = s = 1</math>. Next, divide L<sub>1</sub> into | |||
<math>\qquad L_2:s_2 = \sqrt{3}-1:1 = [0; 1, 2, 1, 2, ...]</math>. | |||
No, <math>L_2 < s_2</math>. Let <math>s_3 := L_2</math> and <math>L_3 := s_2</math>. (Rotate the rectangle 90°) | |||
OK, now <math>L_3 = 1</math> and <math>s_3 = \sqrt{3}-1</math> and <math>L_3:s_3 = (\sqrt{3}+1) / 2 = [1; 2, 1, 2, 1, ...]</math>. Next, divide L<sub>3</sub> into | |||
<math>\qquad L_4:s_4 = (\sqrt{3}-1)/2:1 = [0; 2, 1, 2, 1, ...]</math>. | |||
No, <math>L_4 < s_4</math>. Let new <math>s := L_4</math> and new <math>L := s_4</math>. (Rotate the rectangle 90°) | |||
OK, now <math>L = \sqrt{3}-1</math> and <math>s = 2-\sqrt{3}</math> and <math>L:s = \sqrt{3}+1 = [2; 1, 2, 1, 2, ...]</math>. | |||
Loop. | |||
In this case, we actually can choose from three entry points: | |||
* Let L = period and divide L, or | |||
* Let L<sub>1</sub> = period and divide L<sub>1</sub>, or | |||
* Let L<sub>3</sub> = period and divide L<sub>3</sub>. | |||
<pre>L (first entry point) | |||
L s (left: second entry point) | |||
sL L (right: third entry point) | |||
LLs Ls (from 1st: 3L 2s, from 2nd: 2L 1s) | |||
LsLss Lss (from 1st: 3L 5s, from 2nd: 2L 3s, from 3rd: 1L 2s) | |||
sLLsLLL sLLL (from 1st: 8L 3s, from 2nd: 5L 2s, from 3rd: 3L 1s) | |||
LLsLsLLsLsLs LLsLsLs (from 2nd: 7L 5s, from 3rd: 4L 3s) | |||
</pre> | |||
More intense pattern. First, Imagine <math>L = 2\sqrt{2}+2</math> and <math>s = 1</math> and divide L into | |||
<math>\qquad L_1:s_1 = 2\sqrt{2}+1:1 = [3; 1, 4, 1, 4, ...]</math>. | |||
OK, now <math>L_1 = 2\sqrt{2}+1</math> and <math>s_1 = s = 1</math>. Next, divide L<sub>1</sub> into | |||
<math>\qquad L_2:s_2 = 2\sqrt{2}:1 = [2; 1, 4, 1, 4, ...]</math>. | |||
OK, now <math>L_2 = 2\sqrt{2}</math> and <math>s_2 = s = 1</math>. Next, divide L<sub>2</sub> into | |||
<math>\qquad L_3:s_3 = 2\sqrt{2}-1:1 = [1; 1, 4, 1, 4, ...]</math>. | |||
OK, now <math>L_3 = 2\sqrt{2}-1</math> and <math>s_3 = s = 1</math>. Next, divide L<sub>3</sub> into | |||
<math>\qquad L_4:s_4 = 2\sqrt{2}-2:1 = [0; 1, 4, 1, 4, ...]</math>. | |||
No, <math>L_4 < s_4</math>. Let <math>s_5 := L_4</math> and <math>L_5 := s_4</math>. (Rotate the rectangle 90°) | |||
OK, now <math>L_5 = 1</math> and <math>s_5 = 2\sqrt{2}-2</math> and <math>L_5:s_5 = (\sqrt{2}+1) / 2 = [1; 4, 1, 4, 1, ...]</math>. Next, divide L<sub>5</sub> into | |||
<math>\qquad L_6:s_6 = (\sqrt{2}-1)/2:1 = [0; 4, 1, 4, 1, ...]</math>. | |||
No, <math>L_6 < s_6</math>. Let new <math>s := L_6</math> and new <math>L := s_6</math>. (Rotate the rectangle 90°) | |||
OK, now <math>L = 2\sqrt{2}-2</math> and <math>s = 3-2\sqrt{2}</math> and <math>L:s = 2\sqrt{2}+2 = [4; 1, 4, 1, 4, ...]</math>. | |||
Loop. | |||
In this case, we actually can choose from five entry points. | |||
== Generator size == | |||
{| class="wikitable" | |||
! !! Dividing ratio !! Generator size !! Remarks | |||
|- | |||
| Golden || <math>L_1:s_1 = φ-1:1</math><br /><small>i.e. <math>(s:L = 1:φ)</math></small> || g = 458.36 ¢, p = 1200 ¢ || logarithmic phi | |||
|- | |||
| Silver 1st isotope || <math>L_1:s_1 = δ_s-1:1</math> || g = 702.94 ¢, p = 1200 ¢ || argent fifth | |||
|- | |||
| Silver || <math>L_2:s_2 = δ_s-2:1</math><br /><small>i.e. <math>(s:L = 1:δ_s)</math></small> || g = 351.47 ¢, p = 1200 ¢|| Imaginary, argent neutral third | |||
|- | |||
| Bimetallic (unnamed A-1) || <math>L_1:s_1 = \sqrt{3}:1</math> || g = 760.77 ¢, p = 1200 ¢ || | |||
|- | |||
| Bimetallic (unnamed A-2) || <math>L_2:s_2 = \sqrt{3}-1:1</math><br /><small>i.e. <math>(s_3:L_3 = 1:(\sqrt{3}+1)/2)</math></small> || g = 507.18 ¢, p = 1200 ¢ || Flattone | |||
|- | |||
| Bimetallic (unnamed A-3) || <math>L_4:s_4 = (\sqrt{3}-1)/2:1</math><br /><small>i.e. <math>(s:L = 1:\sqrt{3}+1)</math></small> || g = 321.54 ¢, p = 1200 ¢ || Superkleismic | |||
|- | |||
| Bimetallic (unnamed B-1) || <math>L_1:s_1 = 2\sqrt{2}+1:1</math> || g = 951.47 ¢, p = 1200 ¢ || Semaphore | |||
|- | |||
| Bimetallic (unnamed B-2) || <math>L_2:s_2 = 2\sqrt{2}:1</math> || g = 886.56 ¢, p = 1200 ¢ || Hanson | |||
|- | |||
| Bimetallic (unnamed B-3) || <math>L_3:s_3 = 2\sqrt{2}-1:1</math> || g = 775.74 ¢, p = 1200 ¢ || Squares | |||
|- | |||
| Bimetallic (unnamed B-4) || <math>L_4:s_4 = 2\sqrt{2}-2:1</math><br /><small>i.e. <math>(s_5:L_5 = 1:(\sqrt{2}+1)/2)</math></small> || g = 543.70 ¢, p = 1200 ¢ || | |||
|- | |||
| Bimetallic (unnamed B-5) || <math>L_6:s_6 = (\sqrt{2}-1)/2:1</math><br /><small>i.e. <math>(s:L = 1:2\sqrt{2}+2)</math></small> || g = 205.89 ¢, p = 1200 ¢ || | |||
|} | |||