Octaphore: Difference between revisions

@@ Line 16: / Line 16: @@
 {{Mapping|legend=1| 1 2 2 4 | 0 -8 0 -23 | 0 0 1 0 }}
-: mapping generators: ~2, ~28/27, ~5
 [[Optimal tuning]] ([[POTE]]): ~2 = 1\1, ~28/27 = 62.233, ~5/4 = 386.314
@@ Line 47: / Line 45: @@
 ===2.3.7 Unicorn===
 {{See also | Unicorn }}
-If we temper the octaphore in its minimal prime subgroup of 2.3.7, we get the 2.3.7-subgroup version of [[unicorn]], where it finds prime 5 by interpreting five gens as a flat [[~]][[6/5]] by tempering [[126/125]].
+If we temper the octaphore in its minimal prime subgroup of 2.3.7, we get the 2.3.7-subgroup version of [[unicorn]]:
 [[Subgroup]]: 2.3.7
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 {{Mapping|legend=1| 1 2 4 | 0 -8 -23 }}
-: mapping generators: ~2, ~28/27
 [[Optimal tuning]] ([[POTE]]): ~2 = 1\1, ~28/27 = 62.233
 {{Optimal ET sequence|legend=1| 19, 20d, 39d, 58, 77, 96d, 135 }}
+==== Septimal Unicorn ====
+By noticing that the interval at five generators is nearly [[6/5]], we can introduce prime 5 to the mapping by tempering out [[126/125]].
+[[Subgroup]]: 2.3.5.7
+[[Comma list]]: 10976/10935, 126/125
+{{Mapping|legend=1| 1 2 3 4| 0 -8 -13 -23 }}
+[[Optimal tuning]] ([[POTE]]): ~2 = 1\1, ~28/27 = 62.324
+{{Optimal ET sequence|legend=1| 19, 39d, 58, 77, 135c, 212c}}
 ==See also==