OpenGL 1.x support has been removed in J802, so all OpenGL related materials in
labs cannot run. perhaps some OpenGL experts can author new labs for shader
language.
On 11.06.2014, at 21:02, Björn Helgason <gos...@gmail.com> wrote:
> I have stepped through all labs.
>
> A few questions I have to look at closer.
>
> Here is a list of errors encountered
>
> JVERSION
> Engine: j701/2011-01-10/11:25
> Library: 8.02.06
> Qt IDE: 1.1.1/5.3.0
> Platform: Win 64
> Installer: J802 install
> InstallPath: c:/users/bjorn/j64-802
>
> -------------------------------
>
> addons/labs/labs/livetexts/candg.ijt
>
> ── ((4) 11 of 23) Bernoulli numbers ─────────────────────────
>
> In BON, the coefficients given in the equations defining the
> Bernoulli numbers are the alternating binomials, and are used
> as shown below. The function x: (used in coeffs) invokes the
> use of extended precision, presenting rationals in the form
> 1r2 and 1r6, etc.:
> )
>
> bern=:(] mp numerator % denominator) , ]
> numerator=:2 with trim on coeffs
> denominator=:2 with from on - on coeffs
> coeffs=:abct on inc on x: on #
> |domain error: on
> | coeffs=: abct on inc on x:on#
> |[-3]
> abct=:(] BC ei) * (_1 with power on ei)
>
>
> on=:@:
>
> (this works ok in 32 bit win32 j801)
>
> -------------------------------------
>
> addons/labs/labs/general/circuittheoryi.ijt
>
> LABTITLE=: 'Circuit Theory I'
> LABAUTHOR=: 0 : 0
> John C. Wilson
> Comments to J Forum or johnwil...@pocketmail.com
> )
> LABDEPENDS=: 'numeric'
>
> NB. =========================================================
> Lab Chapter Introduction
> NB. =========================================================
> Lab Section Circuit Theory I
>
> Circuit Theory I
> Introduction, definition and operations.
>
> ── ((3) 32 of 49) Restriction: Example (ctd) ────────────────
>
> To solve the problem we define a function foo that computes
> cs for a given vs .
>
> Then use Newton's iteration to find a zero of this function.
> )
>
> foo =: monad : 's{ g y s}v'
> foo ra 2 NB. generally not zero
> 300 300
> vs =: foo Newton ra 2
> |domain error: run1
> | vs=: foo Newton ra 2
> |[-2]
>
> (also in j801 win 32)
>
> --------------------------------------
>
> Lab: Client/Server (Simple Socket)
> Author: Eric Iverson
> To advance the lab, select menu Studio|Advance or the
> corresponding shortcut.
>
> ── (13 of 37) Client (ctd) ──────────────────────────────────
> We establish a connection to the server with a client object.
> )
> c=: 1200 conew 'jssc' NB. create client object for port 1200
> |attention interrupt: sdselect
> | _1= res q=.selectJ(<max1),rwe,time
>
> ----------------------
> Lab: Finite mathematics
> Author: KEI
> To advance the lab, select menu Studio|Advance or the
> corresponding shortcut.
>
> ── ((3) 5 of 11) B. Adding and Subtracting Matrices ─────────
>
> The expression 3 4 TO 5 generates a matrix of 3 rows and 4
> columns with integer elements chosen at random in the
> interval _5 to 5. We will use such random matrices to
> illlustrate the application of addition, subtraction, and
> other functions to matrices.
> )
> A34=:3 4 TO 5
>
> B34=:3 4 TO 5
>
> C43=:4 3 TO 5
>
> A34;B34;C43
> ┌──────────┬──────────┬───────┐
> │_4 _4 5 1│_2 1 3 _1│_4 1 2│
> │ 2 _2 _3 5│_2 _2 0 _1│ 3 0 2│
> │_3 _5 _5 1│ 2 _1 0 0│ 0 2 0│
> │ │ │ 0 _2 0│
> └──────────┴──────────┴───────┘
>
> A34+B34
> _6 _3 8 0
> 0 _4 _3 4
> _1 _6 _5 1
>
> A34-B34
> _2 _5 2 2
> 4 0 _3 6
> _5 _4 _5 1
>
> A34+C43
> |length error: run1
> | A34 +C43
> |[-12]
>
> (Is this supposed to work?)
>
> ------------------------------
> Lab: Fuzzy Logic
> Author: Brian Schott
> To advance the lab, select menu Studio|Advance or the
> corresponding shortcut.
>
> ── (6 of 17) Trapezoid membership function Generation ───────
> The dyadic verb "trap" creates trapezoid shaped membership
> functions. Each trapezoid is defined by a 4-tuple (aa, bb,
> cc, dd). The 4-tuple is the righthand argument for the dyad
> trap; the lefthand argument is the vector of universal set
> values.
>
> The "core" of a fuzzy membership function are the values
> which correspond to a membership value of 1.0. The "support"
> of a fuzzy membership function are the values which
> correspond to a membership value > 0.0.
> )
> NB. ______
> NB. / \
> NB. / \
> NB. _/ \____
> NB. aa bb cc dd
> NB.
>
> trap =: (ns`ls`co`rs`ns) @. ag"0 1
> |domain error: run1
> | trap=:( ns`ls`co`rs`ns)@.ag"0 1
> |[-7]
>
>
> ------------------------
>
> Unexpected in j802 that neither viewmat nor plot take fokus and can appear
> in the background
>
> ----------------
>
> LABTITLE=: 'Linear algebra (Schaum)'
> LABDEPENDS=: 'graph plot viewmat'
>
> (starting results in popup
> runquiet
> test=:3: digits ] mp |:
> )
>
> (works ok in j801)
>
> ── ((1) 1 of 36) 1. Introduction ────────────────────────────
>
> This lab is written as a companion to Seymour Lipshutz
> "LINEAR ALGEBRA" of Schaum's Outline Series, published by
> McGraw Hill, 1991, ISBN 0-07-038007-4. It will be referred to
> here by the author's initials SL.
>
> The use of the computer makes it possible to experiment with
> mathematical ideas with ease and precision, sometimes
> expanding on the text-book treatment, and often providing new
> insights. You are always in control of the computer and may
> enter any experiment you wish, concluding each entry by
> pressing the Enter key.
>
> Although texts in the Schaum Outline Series are not commonly
> adopted for college courses, one of them is chosen here for
> the following reasons:
>
> 1. Adopted texts in Linear Algebra are so various that
> there appear to be none that are widely used.
>
> 2. Designed as aids to students in a variety of courses,
> the Schaum Outline Series provide broader treatments
> than most other texts.
> )
> |syntax error: runquiet
> | test=: 3:digits]mp|:
> |[-15]
>
> -----------------------------
>
> (just a short question)
> (from the mapped files)
>
> ── (7 of 68) overview (ctd) ─────────────────────────────────
> When you start an application the OS creates a new process.
>
> A process has a 4GB virtual address space (VAS); each address
> from 0 to 2^32 can have a byte value.
>
> Initially none of the addresses have values.
> )
>
> (is this the same size in 64 bit as in 32 bit??)
>
> -----------
>
> OpenGL Utilities
>
> Lab dependency not an addon: C:\Users\bjorn\j64-802/gl3
>
> -----------------
> ----------------------------------------------------------------------
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----------------------------------------------------------------------
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