c ionian : TTSTTT
d dorian : TSTTTS
So T = tone
S = semi tone
Dorian is considered a minor mode cus It has 4 T's whereas Ionian has 5 T's so its considered a major.
IS it something like the pattern for minor/major 3rd's intervals?
'i dont have low self esteem, it's a mistake. I have low esteem for everyone else' - Daria