and what does 'ldd /home/shhu/Documents/SageMath/local/lib/libsdp.so.0' say?
On Wednesday, May 11, 2016 at 2:43:04 PM UTC+1, Dima Pasechnik wrote: > > It does work on some graphs, still, right? > It's a high-end relatively new CPU, perhaps Atlas and/or gcc has a problem > with it? > > Can you post the output of 'ldd theta', i.e. > > (sage-sh) dimpase@clpc171:sage$ ldd `which theta` > linux-vdso.so.1 (0x00007ffd2c34f000) > libsdp.so.0 => /home/scratch/dimpase/sage/sage/local/lib/libsdp.so.0 > (0x00007f74f6ec3000) > liblapack.so.3 => /home/scratch/dimpase/sage/sage/local/lib/liblapack.so.3 > (0x00007f74f65fc000) > libcblas.so.3 => /home/scratch/dimpase/sage/sage/local/lib/libcblas.so.3 > (0x00007f74f63da000) > libf77blas.so.3 => > /home/scratch/dimpase/sage/sage/local/lib/libf77blas.so.3 > (0x00007f74f61b8000) > libatlas.so.3 => /home/scratch/dimpase/sage/sage/local/lib/libatlas.so.3 > (0x00007f74f5b2a000) > libgfortran.so.3 => /lib64/libgfortran.so.3 (0x00007f74f57ca000) > libquadmath.so.0 => /lib64/libquadmath.so.0 (0x00007f74f558b000) > libm.so.6 => /lib64/libm.so.6 (0x00007f74f5288000) > libc.so.6 => /lib64/libc.so.6 (0x00007f74f4ec7000) > libpthread.so.0 => /lib64/libpthread.so.0 (0x00007f74f4caa000) > libgcc_s.so.1 => /lib64/libgcc_s.so.1 (0x00007f74f4a92000) > /lib64/ld-linux-x86-64.so.2 (0x000055f7fadea000) > > as well as the CSDP installation log: > > SAGE_ROOT/logs/pkgs/csdp-6.2.log > > On Wednesday, May 11, 2016 at 12:58:43 PM UTC+1, Sihuang Hu wrote: >> >> I just did what you suggested, and it didn't work. I got those messages: >> >> (sage-sh) shhu@shhu-ee-tau:~$ theta 2k2 >> Segmentation fault (core dumped) >> >> My Cpu information is attached. >> Ubuntu 14.04LTS >> SageMath Version 7.0, Release Date: 2016-01-19 >> >> >> 在 2016年5月10日星期二 UTC+3下午11:55:55，Dima Pasechnik写道： >>> >>> here is the input for theta executable: >>> >>> 4 >>> 2 >>> 1 2 >>> 3 4 >>> >>> (also attached) >>> save it to a file named, say, 2k2, fire up "sage -sh" >>> and run >>> >>> theta 2k2 >>> >>> I get >>> >>> $ theta 2k2 >>> Graph is of size 4 2 >>> C block 1, blocksize, 4 >>> Checking constraint 1 >>> Checking constraint 2 >>> Checking constraint 3 >>> Iter: 0 Ap: 0.00e+00 Pobj: 1.0666667e+02 Ad: 0.00e+00 Dobj: >>> 0.0000000e+00 >>> [... edited] >>> Iter: 15 Ap: 1.00e+00 Pobj: 2.0000000e+00 Ad: 9.00e-01 Dobj: >>> 2.0000000e+00 >>> Success: SDP solved >>> Primal objective value: 2.0000000e+00 >>> Dual objective value: 2.0000000e+00 >>> Relative primal infeasibility: 1.11e-16 >>> Relative dual infeasibility: 2.12e-10 >>> Real Relative Gap: 8.56e-10 >>> XZ Relative Gap: 9.63e-10 >>> DIMACS error measures: 1.11e-16 0.00e+00 5.30e-10 0.00e+00 8.56e-10 >>> 9.63e-10 >>> The Lovasz Theta Number is 2.0000000e+00 >>> >>> Does this work for you? >>> >>> -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To post to this group, send email to sage-support@googlegroups.com. Visit this group at https://groups.google.com/group/sage-support. For more options, visit https://groups.google.com/d/optout.
