Sentence Examples


  • Matrices of steel and iron were made at a later time in the 16th and 17th centuries.
  • The common material for re ceiving the impressions from the matrices was beeswax, generally strengthened and hardened by admixture with other substances, such as resin, pitch and even hemp and hair.
  • A theory of matrices has been constructed by Cayley in connexion particularly with the theory of linear transformation.
  • This was successfully accomplished by the use of flexible paper matrices, from which metal plates could be cast in shaped moulds to any desired curve.
  • In the 11th century a fairly large number of matrices were cut in ivory.
 

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