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Diff for /OpenXM/src/kan96xx/Kan/usage.sm1 between version 1.4 and 1.6

version 1.4, 2002/02/09 06:21:02 version 1.6, 2003/06/26 08:14:47
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 %% $OpenXM: OpenXM/src/kan96xx/Kan/usage.sm1,v 1.3 2000/06/08 08:35:03 takayama Exp $  %% $OpenXM: OpenXM/src/kan96xx/Kan/usage.sm1,v 1.5 2002/09/08 10:49:50 takayama Exp $
 %% usage.sm1  %% usage.sm1
 %%  [(key word)  %%  [(key word)
 %%    [(   )  %%    [(   )
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    (The user cannot use the variable names h, e, H and E.)     (The user cannot use the variable names h, e, H and E.)
    (cf. show_ring, system_variable --- CurrentRing)     (cf. show_ring, system_variable --- CurrentRing)
    (    print_switch_status, switch_function)     (    print_switch_status, switch_function)
      (Example: [(x,y) ring_of_differential_operators [[(Dx) 1 (Dy) 1]])
      (           weight_vector 0] define_ring)
      (   Define the ring of differential operators Q<x,y,Dx,Dy> with the order)
      (   obtained by refining the partial order defined by the weight vector)
      (   [x,y,Dx,Dy] = [0,0,1,1] )
      (Example: [(x,y) ring_of_differential_operators 0 [(weightedHomogenization) 1]])
      (          define_ring )
      (Example: [(x,y) ring_of_differential_operators [[(x) -1 (Dx) 1]] weight_vector)
      (          0 [(degreeShift) [1 0 1]]])
      (          define_ring )
    (Example: [(x,y,z) ring_of_differential_operators (Dx,Dy) elimination_order 0] define_ring)     (Example: [(x,y,z) ring_of_differential_operators (Dx,Dy) elimination_order 0] define_ring)
    (         Dx,Dy, and Dz are corresponding differential operators to the )     (         Dx,Dy, and Dz are corresponding differential operators to the )
    (         space variables x, y and z.)     (         space variables x, y and z.)

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  Added in v.1.6

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