Coordinate transformation computer

Claim 1

A THREE DIMENSIONAL COORDINATE TRANSFORMATION COMPUTER COMPRISING FIRST, SECOND AND THIRD FUNCTION GENERATING MEANS EACH RESPONSIVE TO A VOLTAGE PROPORTIONAL TO AN ANGLE FOR GENERATING SINES AND COSINES OF THAT ANGLE, A FIRST ANGLE SOURCE MEANS FOR SUPPLYING TO SAID FIRST FUNCTION GENERATING MEANS A VOLTAGE WHICH IS PROPORTIONAL TO A FIRST ANGLE $A GENERATED BY ROTATION OF THE FIRST AXIS OF A FIRST COORDINATE REFERENCE FRAME, A SECOND ANGLE SOURCE MEANS FOR SUPPLYING TO SAID SECOND FUNCTION GENERATING MEANS A VOLTAGE WHICH IS PROPORTIONAL TO A SECOND ANGLE $B GENERATED BY ROTATION OF A SECOND AXIS NORMAL TO BOTH SAID FIRST AXIS AND A THIRD ROTATION AXIS, A THIRD ANGLE SOURCE MEANS FOR SUPPLYING TO SAID THIRD FUNCTION GENERATING MEANS A VOLTAGE WHICH IS PROPORTIONAL TO A THIRD ANGLE $C GENERATED BY ROTATION ABOUT SAID THIRD ROTATION AXIS WHICH THIRD AXIS IS AN AXIS OF A SECOND COORDINATE REFERENCE FRAME, FIRST COMPUTING MEANS RESPONSIVE TO THE OUTPUT OF SAID FIRST, SECOND AND THIRD FUNCTION GENERATING MEANS FOR COMPUTING AT LEAST THE TERMS: (1) COS A COS B (2) SIN A COS B (3) -SIN B (4) SIN C COS A SIN B-SIN A COS C (5) SIN C SIN A SIN B+COS A COS C (6) COS B SIN C (7) SIN C SIN A+SIN B COS A COS C (8) -SIN C COS A+SIN A COS C SIN B (9) COS B COS C SAID TERMS BEING GROUPED IN A PLURALITY OF PREDETERMINED SETS EACH COMPRISING THREE OF SAID TERMS, SECOND COMPUTING MEANS RESPONSIVE TO THE OUTPUT OF SAID FIRST COMPUTING MEANS COMPRISING FIRST PRODUCT MEANS FOR SELECTIVELY MULTIPLYING ONE OF A FIRST PAIR OF SAID PREDETERMINED SETS BY A FIRST QUANTITY TO PRODUCE FIRST, SECOND AND THIRD PRODUCT OUTPUTS, SECOND PRODUCT MEANS FOR SELECTIVELY MULTIPLYING ONE OF A SECOND PAIR OF SAID PREDETERMINED SETS BY A SECOND QUANTITY TO PRODUCE FIRST, SECOND AND THIRD PRODUCT OUTPUTS, THIRD PRODUCT MEANS FOR SELECTIVELY MULTIPLYING ONE OF A THIRD PAIR OF SAID PREDETERMINED SETS BY A THIRD QUANTITY TO PRODUCE FIRST, SECOND AND THIRD PRODUCT OUTPUTS, FIRST SUMMING MEANS FOR ADDING SAID FIRST PRODUCT OUTPUTS OF SAID PRODUCT MEANS, SECOND SUMMING MEANS FOR ADDING SAID SECOND PRODUCT OUTPUTS OF SAID PRODUCT MEANS, AND THIRD SUMMING MEANS FOR ADDING SAID THIRD PRODUCT OUTPUTS OF SAID PRODUCT MEANS.