[AMBER] ntmin=5 not valid in Amber 24

From: Kshatresh Dutta Dubey via AMBER <amber.ambermd.org>
Date: Sun, 9 Jun 2024 10:24:18 +0530

Dear Users,

I am trying to use the DL-find optimizer during minimization. However, it
shows ntmin=5 as an invalid keyword.
I would appreciate it if someone could help me to figure out the issue. I
am using following input file:

# Minimization input for DL-FIND
Minimize with DL-FIND
 &cntrl
  imin=1, ! Perform energy minimization
  ntmin=5,ntc=1,ntf=1, ! Maximum number of minimization cycles
  cut=8.0, ! Nonbonded cutoff distance (angstroms)
  ntb=1, ! Constant volume periodic boundary conditions
  ntpr=10, ! Print energy to output file every 50 steps
  ntr=0, ! No restraints on the system
 /

# DL-FIND input section
&dlfind
  optimizer='LBFGS', ! Optimizer type: Limited-memory
Broyden–Fletcher–Goldfarb–Shanno
  maxcycle=1500, ! Maximum number of iterations for DL-FIND
  tol=1e-4, ! Energy convergence tolerance
  tole=1e-4, ! Gradient convergence tolerance
  itprfrq=10, ! Frequency of printing iteration progress
  verbosity=2,
  dl_log='dl_find.log', ! Log file for DL-FIND output

-- 
*************************************************************************************
Kshatresh Dutta Dubey,
Ph.D, Asst. Professor, Ramalingaswami Fellow,
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Received on Sat Jun 08 2024 - 22:00:02 PDT
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