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The X-Philes (2nd Revision)
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mtxii
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1995-03-31
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4KB
Path: seq!ecsgate!mcnc!uvaarpa!caen!zaphod.mps.ohio-state.edu!wupost!uunet!mcsun!unido!mcshh!mwhh!detlef
From: detlef@mwhh.hanse.de (Detlef Mueller)
Newsgroups: comp.sys.hp48
Subject: Symbolic matrix library
Keywords: hp48 math matrix symbolic
Message-ID: <1991Dec16.073237.13646@mwhh.hanse.de>
Date: 16 Dec 91 06:32:37 GMT
Organization: M. Witt
Lines: 112
Hi.
I post this article for a friend of mine who has no news access. Please
reply to him, not to me, if there are any questions/comments about the
software.
Bye,
8-),Detlef
-----------------------------------------------------------------------------
SYMBOLIC MATRIX LIBRARY
hello, here is a library wrote in internals
it works with list of list :
{ { a b }
{ c d } }
here is a summary of what it does
DNN determinamt
ADJ adjoint
MNN solve s linear system as
2 : { d ... f }
1 : { { a ... b }{...}{ c ... d } }
MNI inverse
CDN constant multiplies the iddentity matrix k.I
2 : A
1 : 3
ADD +
MLT *
SUB -
TRAN transpose
ATL array to list [[][][]]
LTA list to array {{}{}{}}
TOSTACK explode the list of list on the stack
have fun and email me for any comments and improvement
at dehon@platon.greco-prog.fr
Romain Desplats
begin 644 mtxii.lib
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end
--
+-----------------------------------+---------------------------------------+
| `You mean this isn't | Detlef Mueller |
| the afterlife ?` | detlef@mwhh.hanse.de |
| Arthur in THGTTG, part II, p. 78 |...!uunet!mcsun!unido!mcshh!mwhh!detlef|
+-----------------------------------+---------------------------------------+