----============== HFLOAT version 15-October-2001 ===============---- 
       author: Joerg Arndt,  email: arndt (AT) jjj.de 
     compiler used: GNU C 2.95.3 20010315 (SuSE)
     compilation date: Dec  3 2001, 23:48:58
     compilation flags were:
   -O -ffast-math -march=i686 -mcpu=i686 -fomit-frame-pointer -fno-exceptions
       HFLOAT is online at http://www.jjj.de/hfloat/   
  ----===========================================================----  

 hfloat: radix = 10000
 hfloat: default precision is 1048576 LIMBs
 hfloat:  = 4.1943e+06 dec / 3.48329e+06 hex digits  = 1.39332e+07 bits
 hfloat: iterations for inverse n-th root are NOT checked 
 fxtmult: fxt multiplies ARE checked via sum of digit test 
 fxtmult: max workspace size for fxt mult will be 33554432 bytes 
 workspace: size  = 33554432 bytes  =32 MB  =4 Mdoubles 
 workspace: #doubles = 4194305
 workspace: extra (pad) doubles = 0
 workspace: noswap size = 536870912 bytes  =512 MB  =64 Mdoubles 
 workspace: cache size  = 131072 bytes  =128 kB  =16 kdoubles 

 pi_check:
algorithm to compare to =
 pi_4th_order(r,0):

 ===== PI_algorithm: pi_4th_order(r=4 variant)
  work = 170.519 full prec multiplies

 RESULT:
+.3141592653589793238462643383279502884197169399375105820974944*10^1

 last digits are:
3383315585411386385157162953131517186541177371694673716730777048



 ===== PI_algorithm: pi_4th_order(r=16 variant)
diff=5  (of 1048576)  i.e. 1048571 are correct  work = 164.359 full prec multiplies


 ===== PI_algorithm: pi_agm_sch() ===== 
diff=16  (of 1048576)  i.e. 1048560 are correct  work = 78.424 full prec multiplies


 ===== PI_algorithm: pi_agm()
diff=15  (of 1048576)  i.e. 1048561 are correct  work = 98.424 full prec multiplies


 ===== PI_algorithm: pi_agm3(fast variant)
diff=15  (of 1048576)  i.e. 1048561 are correct  work = 99.5105 full prec multiplies


 ===== PI_algorithm: pi_agm(quartic)
diff=5  (of 1048576)  i.e. 1048571 are correct  work = 149.324 full prec multiplies


 ===== PI_algorithm: pi_agm3(quartic, fast variant)
diff=14  (of 1048576)  i.e. 1048562 are correct  work = 155.265 full prec multiplies


 ===== PI_algorithm: pi_agm3(quartic, slow variant)
diff=13  (of 1048576)  i.e. 1048563 are correct  work = 169.544 full prec multiplies


 ===== PI_algorithm: pi_agm3(slow variant)
diff=14  (of 1048576)  i.e. 1048562 are correct  work = 108.241 full prec multiplies


 ===== PI_algorithm: pi_cubic_agm() ===== 
diff=5  (of 1048576)  i.e. 1048571 are correct  work = 182.71 full prec multiplies


 ===== PI_algorithm: pi_3rd_order() ===== 
diff=5  (of 1048576)  i.e. 1048571 are correct  work = 200.261 full prec multiplies


 ===== PI_algorithm: pi_2nd_order() ===== 
diff=5  (of 1048576)  i.e. 1048571 are correct  work = 255.699 full prec multiplies


 ===== PI_algorithm: pi_derived_agm() ===== 
diff=5  (of 1048576)  i.e. 1048571 are correct  work = 276.221 full prec multiplies


 ===== PI_algorithm: pi_5th_order() ===== 
diff=9  (of 1048576)  i.e. 1048567 are correct  work = 353.202 full prec multiplies


 ===== PI_algorithm: pi_9th_order() ===== 
diff=5  (of 1048576)  i.e. 1048571 are correct  work = 273.763 full prec multiplies