差商

chāshāng
  1. (math.) difference quotient
  2. (math.) divided difference
  3. (math.) finite difference

CEDICT

math

Entry Composition

1 差 chā
  1. difference; discrepancy
  2. (math.) difference (amount remaining after a subtraction)
  3. (literary) a little; somewhat; slightly
2 商 shāng
  1. commerce
  2. merchant
  3. dealer
  4. to consult
  5. 2nd note in pentatonic scale
  6. quotient (as in 智商 zhìshāng, intelligence quotient)