The E diminished whole–half scale has 8 notes: E, F#, G, A, Bb, C, C# and D#. Its formula is 1 2 b3 4 b5 #5 6 7 and its steps, in tones, are 1 – ½ – 1 – ½ – 1 – ½ – 1 – ½.
The whole–half diminished scale alternates a tone and a semitone: eight symmetrical notes, used in jazz over diminished chords.
E diminished whole–half
E F# G A Bb C C# D# · 1 2 b3 4 b5 #5 6 7
Colored dots: notes of the scale, the root is the darkest.