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derqp4.f File Reference

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subroutine derqp4 (P, Q, DP, DQ)

Function/Subroutine Documentation

subroutine derqp4 ( real*8, dimension(12)  P,
real*8, dimension(12)  Q,
real*8, dimension(12)  DP,
real*8, dimension(13)  DQ 

Definition at line 1 of file derqp4.f.

References energy(), erel4(), peri(), switch(), tperi(), tstep(), and xr().

Referenced by difsy4().

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