commit db9cef6f34e1348f75e3f1f480a66f87f75de578
Author: Pavel Sanda <[email protected]>
Date: Wed Jun 25 21:30:52 2025 +0200
* Computer_Algebra_Systems.lyx - update from Fatihcan.
---
.../Computer_Algebra_Systems.lyx | 78 ++++------------------
1 file changed, 14 insertions(+), 64 deletions(-)
diff --git a/lib/examples/Graphics_and_Insets/Computer_Algebra_Systems.lyx
b/lib/examples/Graphics_and_Insets/Computer_Algebra_Systems.lyx
index 93c144e9bf..ae05680db0 100644
--- a/lib/examples/Graphics_and_Insets/Computer_Algebra_Systems.lyx
+++ b/lib/examples/Graphics_and_Insets/Computer_Algebra_Systems.lyx
@@ -107,6 +107,8 @@ Maxima
\family default
) which might give you an idea what is working.
It also help us to keep track of things which work (or worked).
+ Feel free to send us more examples,
+ especially for octave or mathematica.
\end_layout
\begin_layout Section
@@ -145,6 +147,13 @@ Commands that work fine:
\end_inset
+\end_layout
+
+\begin_layout Enumerate
+\begin_inset Formula $\prod_{k=1}^{5}k=120$
+\end_inset
+
+
\end_layout
\begin_layout Enumerate
@@ -298,13 +307,6 @@ Note:
\end_inset
-\end_layout
-
-\begin_layout Enumerate
-\begin_inset Formula $trigrat\left(\frac{\sin(3\cdot
a)}{\sin(a+\pi/3)}\right)=\frac{\sin\left(3\,a\right)}{\sin\left(\frac{\pi+3\,a}{3}\right)}$
-\end_inset
-
-
\end_layout
\begin_layout Enumerate
@@ -319,43 +321,10 @@ Note:
\end_inset
-\end_layout
-
-\begin_layout Standard
-
-\series bold
-Some things that don't work:
-\end_layout
-
-\begin_layout Standard
-There seems to be a general problem with LyX's sending special mathematical
constants to maxima (%pi,
- %e,
- %i,
- %phi,
- %gamma etc.
- in maxima notation).
- Consequently,
- basic operations as well as functions like
-\begin_inset Formula $polarform$
-\end_inset
-
- and
-\begin_inset Formula $rectform$
-\end_inset
-
- for representing complex numbers do not work well.
-
\end_layout
\begin_layout Enumerate
-\begin_inset Formula $(1+\%i)*(1-\%i)$
-\end_inset
-
-
-\end_layout
-
-\begin_layout Enumerate
-\begin_inset Formula $polarform(1+i)=e^{i\,{\rm
atan2}\left(0,i+1\right)}\,\left|i+1\right|$
+\begin_inset Formula $polarform(1+\%i)=\sqrt{2}\,e^{\frac{i\,\pi}{4}}$
\end_inset
@@ -368,34 +337,15 @@ There seems to be a general problem with LyX's sending
special mathematical cons
\end_layout
-\begin_layout Enumerate
-\begin_inset Formula $trigrat\left(\frac{\sin(3\cdot
a)}{\sin(a+\%\pi/3)}\right)=\sqrt{3}\,\sin\left(2\,a\right)+\cos\left(2\,a\right)-1$
-\end_inset
-
-
-\end_layout
-
-\begin_layout Enumerate
-\begin_inset Formula $trigrat\left(\frac{\sin(3\cdot
a)}{\sin(a+\pi/3)}\right)=\frac{\sin\left(3\,a\right)}{\sin\left(\frac{\pi+3\,a}{3}\right)}$
-\end_inset
-
- (
-\begin_inset Formula $\pi$
-\end_inset
-
- does not seem to work here but
-\begin_inset Formula $\%\pi$
-\end_inset
-
- does.)
-\end_layout
-
\begin_layout Section
Octave
\end_layout
\begin_layout Enumerate
-\begin_inset Formula $rand(2,2)$
+\begin_inset Formula $rand(2,2)=\left(\begin{array}{cc}
+0.7397 & 0.5357\\
+0.4950 & 0.2038
+\end{array}\right)$
\end_inset
--
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