AHalfB¶
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class
AHalfB
: public feasst::Constraint¶ Constrain the number of the first type of particle, A, to be half of the number of the second type of particle, B.
Public Functions
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AHalfB
(const argtype &args = argtype())¶ args:
particle_type_A: particle type for A (default: 0).
particle_type_B: particle type for B (default: 1).
extra: allow |2*A - B| <= extra (default: 0).
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