
    (ph                     .    S SK rS SKJrJr  S rS rS rg)    N)_lbfgsbminimizec                 `   / SQn/ SQn/ SQn/ SQnSnSnSnSn[         R                  " / S	Q5      n	[         R                  " / S
Q5      n
[         R                  " / SQ5      n[         R                  " / SQ5      n[         R                  " X5      (       a  UnU	nOk[         R                  " X5      (       a  UnU
nOK[         R                  " X5      (       a  UnUnO+[         R                  " X5      (       a  UnUnO[        S5      e[         R                  " U5      [         R                  " U5      4$ )z8simplified objective func to test lbfgsb bound violationg     ?g     ?gleffff?g%I$I?gbsE]?)      ?        r   r   r   )r   r   gDW?r   gB|m?)r   r   gҥ?r   g0Ԕ?gܥ+@g5s@g2a@g`_@)gFg ?gwQgb@gf漍B@)g8ۿg	MpB#?g8B92@g柇P?@g 3)g8F޿gƌJ?g%Gg;S9H@gMG@)g4</޿g dZ?gc4y?g(,7H@g @z<Simplified objective function not defined at requested point)nparrayallclose
ValueErrorcopy)xx0x1x2x3f0f1f2f3g0g1g2g3fgs                  Z/var/www/html/venv/lib/python3.13/site-packages/scipy/optimize/tests/test_lbfgsb_setulb.pyobjfunr      s   
B
 
#B
 B

 B 
B	B	B	B	 & 
'B
 
 ( 
)B
 
 & 
'B
 
 & 
'B 
{{1	Q			Q			Q		!" 	" GGAJ
##    c                     Sn SnSnSnSn[         R                  " U 4S[         R                  S9n[         R                  " U [         R                  S9n[         R
                  " U [         R                  S9n[         R                  " / S	Q5      n[         R                  " U5      n	[         R                  " S
[         R                  S9n
[         R                  " U [         R                  S9n[         R                  " SU-  U -  SU -  -   SU-  U-  -   SU-  -   [         R                  S9n[         R                  " SU -  [         R                  S9n[         R                  " S[         R                  S9n[         R                  " S[         R                  S9n[         R                  " S[         R                  S9n[         R                  " S[         R                  S9n[         R                  " S[         R                  S9n[        S5       Hd  n[        U	5      u  p[        R                  " XXgXZXX<XUUUXO5        X:*  R                  5       (       a  X:  R                  5       (       a  M_   S5       e   g)z\test if setulb() violates bounds

checks for violation due to floating point rounding error
   
   g    cAgh㈵>      )shape
fill_valuedtype)r'   r   r               ,         z9_lbfgsb.setulb() stepped to a point outside of the boundsN)r	   fullint32zerosfloat64onesr
   r   ranger   r   setulball)nmfactrpgtolmaxlsnbdlow_bnd	upper_bndr   r   r   r   waiwataskln_tasklsaveisavedsaven_iters                       r   test_setulb_floatroundrG   E   s    	
A
AEEE
''"((
;Chhq

+G,I		
B 	A
BJJ'A
"**%A	!A#a%!A#+1Q&1,BJJ	?B
((1Q3bhh
'C88ARXX&Dhhq)GHHQbhh'EHHRrxx(EHHRrzz*E(ayqW5%u	G ##%%1<*<*<*>*> 	IG	I> r   c                      S n [        U [        R                  " SS/5      SSS9n[        R                  R	                  UR
                  SSS9  g )	Nc                 |    U R                  [        R                  5      n [        R                  " U S-  5      SU -  4$ )Nr$   )astyper	   float32sum)r   s    r   fun_single_precision0test_gh_issue18730.<locals>.fun_single_precisiont   s/    HHRZZ vvad|ac""r   r   Tzl-bfgs-b)r   jacmethodr   gV瞯<)atol)r   r	   r
   testingassert_allclosefun)rM   ress     r   test_gh_issue18730rV   q   sG    # 'BHHb"X,>D$&CJJsww7r   )numpyr	   scipy.optimizer   r   r   rG   rV    r   r   <module>rZ      s     ,=$@)IX	8r   