Dm7 chord inversions
Dm7/F, Dm7/A and Dm7/C are the first, second and third inversions of the Dm7. This means that the bass tone is shifting from D to F, A or C.
Dm7/F
Dm7/A
Dm7/C
Theory and information
All these chords consist of the notes D, F, A, C. The difference is that the order of notes shifts. F is the bass note in the first inversion, A is the bass note in the second inversion and C is the bass note in the third inversion.
Alternative chord names
Dm7/F is identical with F6.
Dm7/C is identical with Dm/C.