Forms

Sonata-allegro Form

Intro |: Exposition :| Development Recapitulation Coda
  1st T 2nd Close   1st T 2nd Close  
I

i

 I

i

 or V

III

 or ends on V I

i

 or I

i

 or I

i

1st = First theme, Principal theme, or "A" theme
T = Transition or Bridge
2nd = Second theme or "B" theme
Close = Closing section or Codetta

Theme and Variations

Theme Variation 1 Variation 2 Variation N Coda
I I I I I

Minuet and Trio

Minuet Trio Da Capo Coda
A B A' (optional)
|:a :| |:b :| |:a :| |:c :| |:d :| |:c :| a b a  
I V I I
i III i i

Rondo Form

A B A C A

Binary Form

Binary Form |: A :| |: B :|
Major 
I     V
 I
minor 
i     III
 i

Ternary Form

A B A'
I V I
i III i
1