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                      Version: 0.2.0                       ▄   ▄      
                Documentation: magnopy.org                 █▀█▀█      
             Release date: 10 September 2025               █▄█▄█      
                    License: GNU GPLv3                      ███   ▄▄  
          Copyright (C) 2023-2025  Magnopy Team             ████ █  █ 
                                                            ████    █ 
        Generated on 9 September 2025 at 23:4:54            ▀▀▀▀▀▀▀▀  

======================================== Comment =========================================

Source of the parameters is "GROGU".
Loaded parameters of the spin Hamiltonian from the file
  ../reference-CrI3.txt.

=================================== Start optimization ===================================

Energy tolerance : 1.00000e-05
Torque tolerance : 1.00000e-05
Minimizing on the original unit cell of the Hamiltonian.

Spin directions of the initial guess are saved in file
  optimize-sd/INITIAL_GUESS.TXT
─────┬─────────────┬─────────────┬─────────────
step │     E_0     │  delta E_0  │ max torque 
─────┴─────────────┴─────────────┴─────────────
1       -6.7894173     1.2755420     0.7409278
2       -7.1091190     0.3197016     0.4967565
3       -7.1948753     0.0857563     0.2745469
4       -7.2118658     0.0169905     0.1905692
5       -7.2234004     0.0115346     0.1033486
6       -7.2274969     0.0040965     0.0760144
7       -7.2296184     0.0021215     0.0506572
8       -7.2302553     0.0006369     0.0465425
9       -7.2306439     0.0003886     0.0285843
10      -7.2308236     0.0001798     0.0285196
11      -7.2309233     0.0000997     0.0164194
12      -7.2309756     0.0000523     0.0156967
13      -7.2310031     0.0000275     0.0096519
14      -7.2310172     0.0000141     0.0074042
15      -7.2310240     0.0000068     0.0047899
16      -7.2310271     0.0000031     0.0030472
17      -7.2310285     0.0000013     0.0020362
18      -7.2310290     0.0000005     0.0011559
19      -7.2310292     0.0000002     0.0007966
20      -7.2310293     0.0000001     0.0004288
21      -7.2310294     0.0000000     0.0003040
22      -7.2310294     0.0000000     0.0001607
23      -7.2310294     0.0000000     0.0001158
24      -7.2310294     0.0000000     0.0000609
25      -7.2310294     0.0000000     0.0000442
26      -7.2310294     0.0000000     0.0000232
27      -7.2310294     0.0000000     0.0000169
28      -7.2310294     0.0000000     0.0000089
───────────────────────────────────────────────
Optimization is done.

Classic ground state energy (E_0) is       -7.231029 meV

Optimized spin directions are saved in file
  optimize-sd/SPIN_DIRECTIONS.txt

Spin positions are saved in file
  optimize-sd/SPIN_POSITIONS.txt

Image of spin directions is saved in file
  optimize-sd/SPIN_DIRECTIONS.html

======================================== Finished ========================================