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chore: update example.org to make it work #7

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24 changes: 11 additions & 13 deletions example.org
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
* Examples of code blocks
** Examples of code blocks
** Versions
#+begin_src emacs-lisp :exports both :results output
(princ "Emacs: ")
Expand All @@ -9,15 +9,15 @@
#+end_src

#+RESULTS:
: Emacs: 26.0.50
: Org: 9.0.5
: Emacs: 27.0.91
: Org: 9.4

#+begin_src sage :exports both
print version()
print(version())
#+end_src

#+RESULTS:
: SageMath version 8.0.beta2, Release Date: 2017-04-12
: SageMath version 9.0, Release Date: 2020-01-01

** Basic math
#+begin_src sage :exports both
Expand All @@ -28,16 +28,15 @@
: 2^8 * 3^4 * 5^2 * 7

** Graphs
#+begin_src sage :file images/sin.png :exports both
#+begin_src sage :results file :exports both :file sin.png
P = plot(sin(x), (0, 2*pi), figsize=[5, 4]); P
#+end_src

#+RESULTS:
[[file:images/sin.png]]

[[file:sin.png]]

This example is from the document of the method =plot= of a matrix object.
#+begin_src sage :file images/mat.png :exports both
#+begin_src sage :results file :file images/mat.png :exports both
m = random_matrix(RDF, 50)
m.plot(figsize=5)
#+end_src
Expand All @@ -46,7 +45,7 @@ This example is from the document of the method =plot= of a matrix object.
[[file:images/mat.png]]

This example is from the document of the function =implicit_plot3d=.
#+BEGIN_SRC sage :file images/implicit_plot3d_example.png :exports both
#+BEGIN_SRC sage :results file :file images/implicit_plot3d_example.png :exports both
var('x,y,z')
T = RDF(golden_ratio)
p = 2 - (cos(x + T*y) + cos(x - T*y) + cos(y + T*z) + cos(y - T*z) + cos(z - T*x) + cos(z + T*x))
Expand Down Expand Up @@ -109,14 +108,13 @@ You can also pass the header argument =:colnames= (an elisp) list to specify the
: Elliptic Curve defined by y^2 + y = x^3 + x^2 - 2*x over Rational Field

#+begin_src sage :exports both
print "Rank", E.rank()
print("Rank", E.rank())
E.integral_points()
#+end_src

#+RESULTS:
#+begin_example
Rank 2

[(-2 : 0 : 1),
(-1 : 1 : 1),
(0 : 0 : 1),
Expand All @@ -129,7 +127,7 @@ Rank 2
(188 : 2584 : 1)]
#+end_example

#+begin_src sage :file images/e389a.png :exports both
#+begin_src sage :results output file :file images/e389a.png :exports both
E.plot(figsize=5)
#+end_src

Expand Down