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%octave a = rand(5)
a = 0.424735 0.282948 0.574404 0.785989 0.595674 0.670332 0.420477 0.35768 0.390029 0.543875 0.720779 0.192491 0.182433 0.861991 0.974999 0.325455 0.36058 0.744643 0.484371 0.248191 0.0555536 0.51848 0.0301589 0.639059 0.448279
%octave eig(a)
ans = (2.30954,0) (-0.235155,0.326556) (-0.235155,-0.326556) (-0.0269456,0) (0.148007,0)
%default_mode octave
a * 2
ans = 0.84947 0.565896 1.14881 1.57198 1.19135 1.34066 0.840954 0.715359 0.780058 1.08775 1.44156 0.384982 0.364867 1.72398 1.95 0.650911 0.72116 1.48929 0.968742 0.496382 0.111107 1.03696 0.0603178 1.27812 0.896558
︠9b0870a6-06a2-4c51-9b10-fd4de842c937i︠ icosahedron()
3D rendering not yet implemented
!ls -l
total 1692 -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 1505 Jan 6 21:13 2016-01-06-130841.sagews -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 4851 Jan 7 19:28 2016-01-06-131651.sagews -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 11665 Jan 7 19:28 2016-01-06-132028.sagews -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 3571 Jan 7 00:18 2016-01-06-161357.sagews -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 110310 Jan 7 00:27 2016-01-06-162630.pdf -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 11310 Jan 7 17:48 2016-01-06-162630.sagews drwxr-x--- 2 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 4096 Jan 7 01:12 2016-01-06-171131 -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 206128 Jan 7 17:51 2016-01-07-095011.pdf -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 3477 Jan 7 17:56 2016-01-07-095011.sagews -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 1091 Jan 7 18:09 2016-01-07-100813.sagews -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 938 Jan 7 18:09 2016-01-07-100847.ipynb -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 0 Jan 7 18:10 2016-01-07-101055.course -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 1777 Jan 7 20:35 2016-01-07-101844.sagews -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 1451 Jan 7 19:09 2016-01-07-110333.sagews -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 798 Jan 7 19:44 2016-01-07-113902.sagews -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 487059 Jan 6 20:17 anaconda-python.html -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 335837 Jan 7 17:44 anaconda-python.ipynb drwxr-x--- 17 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 4096 Jan 6 19:30 cloud-examples drwxr-x--- 5 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 4096 Jan 7 00:04 course -rw-rw---- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 10948 Jan 7 19:02 D02IFSMatrixExamples.sagews -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 2197 Jan 7 19:32 Day020Envelopes.sagews -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 607 Jan 6 19:52 demo.ipynb -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 128735 Jan 6 20:54 demo.pdf -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 2529 Jan 6 23:36 demo.sagews -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 36 Jan 7 17:29 demo.term -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 62 Jan 7 17:53 foo.py -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 225 Jan 7 17:42 foo.pyc -rw-r--r-- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 8396 Jan 7 00:29 graph.pdf -rw-r--r-- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 1026 Jan 7 00:29 graph.pdf.sobj -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 437 Jan 6 21:54 jmm2016.sage-chat drwxr-x--- 3 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 4096 Jan 7 19:45 latex -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 87 Jan 6 20:28 notes.md -rw-r--r-- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 288 Jan 7 20:08 octave-workspace -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 295746 Jan 7 17:30 r-notebook.ipynb -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 2322 Jan 6 20:03 r-notebook.sagews drwxr-x--- 2 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 4096 Jan 6 19:23 setup -rw-r----- 1 fc4f2fc7a2194bb88a2d9ff78f95d81d fc4f2fc7a2194bb88a2d9ff78f95d81d 123 Jan 6 22:38 tasks.tasks
show(integrate(1 + x + x^2 * sin(log(x)), x))
110x3(cos(log(x))3sin(log(x)))+12x2+x\displaystyle -\frac{1}{10} \, x^{3} {\left(\cos\left(\log\left(x\right)\right) - 3 \, \sin\left(\log\left(x\right)\right)\right)} + \frac{1}{2} \, x^{2} + x
2 + 3
5
%octave a = rand(4)
a = 0.296366 0.783628 0.88381 0.435197 0.881453 0.918741 0.0206334 0.23939 0.0927728 0.165803 0.966226 0.358134 0.307299 0.726828 0.435451 0.677827
%octave eig(a)
ans = 2.02263 -0.25475 0.708777 0.382501