HP 39GS hp 39gs_user's guide_English_E_HDPMG39AE13.pdf - Page 190

Creating and storing matrices You can create, edit, delete, send, and receive matrices in the Matrix catalog. To open the Matrix catalog, press MATRIX. You can also create and store matrices-named or unnamed--in HOME. For example, the command: POLYROOT([1,0,-1,0]) M1 stores the root of the complex vector of length 3 into the M1 variable. M1 now contains the three roots of x3 - x = 0 Matrix Catalog keys The table below lists the operations of the menu keys in the Matrix Catalog, as well as the use of Delete ( ) and Clear ( CLEAR). Key CLEAR or Meaning Opens the highlighted matrix for editing. Prompts for a matrix type, then opens an empty matrix with the highlighted name. Transmits the highlighted matrix to another hp 39gs or a disk drive. See "Sending and receiving aplets" on page 19-4. Receives a matrix from another hp 39gs or a disk drive. See "Sending and receiving aplets" on page 19-4. Clears the highlighted matrix. Clears all matrices. Moves to the end or the beginning of the catalog. 15-2 Matrices