[henry@octopus]$ sage
+--------------------------------------------------------------------+
| Sage Version 5.11, Release Date: 2013-08-13                        |
| Type "notebook()" for the browser-based notebook interface.        |
| Type "help()" for help.                                            |
+--------------------------------------------------------------------+
sage:

[henry@judith ~]$ module avail sage

--------------------- /local/apps/Modules/3.2.6/modulefiles ----------------------
sage/4.4.1 sage/6.9

pour utiliser la version la plus récente:

[henry@judith ~]$ module load sage
[henry@judith ~]$ sage
┌────────────────────────────────────────────────────────────────────┐
│ SageMath Version 6.9, Release Date: 2015-10-10                     │
│ Type "notebook()" for the browser-based notebook interface.        │
│ Type "help()" for help.                                            │
└────────────────────────────────────────────────────────────────────┘
sage:

[henry@penelope ~]$ /local/apps/sage-6.9-x86_64-Linux/sage
┌────────────────────────────────────────────────────────────────────┐
│ SageMath Version 6.9, Release Date: 2015-10-10                     │
│ Type "notebook()" for the browser-based notebook interface.        │
│ Type "help()" for help.                                            │
└────────────────────────────────────────────────────────────────────┘
sage:

ou

[henry@penelope ~]$ /local/apps/src/sage-6.3/sage
┌────────────────────────────────────────────────────────────────────┐
│ Sage Version 6.3, Release Date: 2014-08-10                         │
│ Type "notebook()" for the browser-based notebook interface.        │
│ Type "help()" for help.                                            │
└────────────────────────────────────────────────────────────────────┘
sage: