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authorBrian Cully <bjc@spork.org>2025-04-10 14:12:15 -0400
committerBrian Cully <bjc@spork.org>2025-04-10 14:12:15 -0400
commit87bb425e138cae6125c30a56f5f9cb9d983875a1 (patch)
treea567f566a0c78f97e8cb7291410ad0ecfeaf62ae
parent5e4ab3cb7fb6187f0998854d7352dcf05065435a (diff)
downloadchords-87bb425e138cae6125c30a56f5f9cb9d983875a1.tar.gz
chords-87bb425e138cae6125c30a56f5f9cb9d983875a1.zip
notes: add table for fifth and octave ratios
-rw-r--r--notes.org16
1 files changed, 16 insertions, 0 deletions
diff --git a/notes.org b/notes.org
index 0d50f7c..82d94de 100644
--- a/notes.org
+++ b/notes.org
@@ -15,3 +15,19 @@
| 11 | 1.8877486 | 15:8 | VII |
| 12 | 2 | 2:1 | VIII |
#+TBLFM: $2=2^($1/12)
+
+| degree | 3:2 | 2:1 |
+|--------+-----------+---------|
+| 1 | 660. | 880 |
+| 2 | 990. | 1760 |
+| 3 | 1485. | 3520 |
+| 4 | 2227.5 | 7040 |
+| 5 | 3341.25 | 14080 |
+| 6 | 5011.875 | 28160 |
+| 7 | 7517.8125 | 56320 |
+| 8 | 11276.719 | 112640 |
+| 9 | 16915.078 | 225280 |
+| 10 | 25372.617 | 450560 |
+| 11 | 38058.926 | 901120 |
+| 12 | 57088.389 | 1802240 |
+#+TBLFM: $2=440*(3/2)^$1::$3=440*2^$1