In 1638 he published the textbook Logica Hamburgensis, which presented late medieval theories and techniques of logic.

Balanchine derived his subject matter from medieval theories of personality types without making the work a treatise on psychology.

These Anglo-Saxon charms tell a great deal about medieval medical theory and practice.

Chaucer's work thus far surpasses the ability of any single medieval theory to uncover.

Albert took a major step forward in the medieval theory of logical deduction.

Six Ages of the World, a medieval theory of historiography.

The ballet, to music by Hindemith, derives from medieval theories of character-types.

In the medieval theory of rhythmic organisation, a mode was understood as a patterned sequence of long and short values.

The ballet, inspired by medieval theories of personality types, requires its performers to invest movements with dramatic nuance, yet they must also avoid emoting.

According to a medieval theory of astronomy, trepidation is oscillation in the precession of the equinoxes.