Add bleu[26] as an example for notating rank-2 temperaments

Use diamond-mos based on a MOS declaration.

examples/bleu26.sw

@@ -0,0 +1,52 @@
+(* Prepare subgroup and temperament *)
+const noFives = @2.3.7.11.13
+const svalMapping =  [
+  ⟨1 1 2 3 3],
+  ⟨0 5 7 4 6]
+]
+
+(* Use CTE(svalMapping @noFives) if you want pure octaves *)
+const bleu = Temperament(svalMapping @noFives)
+
+(* Cannot use mappingBasis(bleu) here because untempered 12/11 is too wide for enneatonic MOS *)
+const [period, generator] = generatorsOf(bleu)
+
+(* Prepare notation based on the brightest mode of bleu[9] *)
+MOS {
+  8L 1s
+  L = generator
+  equave = period
+}
+
+(* Set root pitch *)
+J_4 = 263 Hz
+
+(* Notate bleu[26] *)
+J&4
+K@4
+K_4
+K&4
+L@4
+L_4
+L&4
+M@4
+M_4
+M&4
+N@4
+N_4
+N&4
+O@4
+O_4
+O&4
+P@4
+P_4
+P&4
+Q@4
+Q_4
+Q&4
+R@4
+R_4
+R&4
+J_5
+
+(* No need to temper here because we used the actual generators instead of a (mapping) preimage. *)