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From: Nicolas Goaziou <mail@nicolasgoaziou.fr>
To: Eric Abrahamsen <eric@ericabrahamsen.net>
Cc: emacs-orgmode@gnu.org
Subject: Re: [PATCH] getting calc-units working in table formulas
Date: Sat, 20 Dec 2014 17:33:11 +0100	[thread overview]
Message-ID: <87r3vuz3g8.fsf@nicolasgoaziou.fr> (raw)
In-Reply-To: <87vbl9qnin.fsf_-_@ericabrahamsen.net> (Eric Abrahamsen's message of "Thu, 18 Dec 2014 18:07:44 +0800")

Hello,

Eric Abrahamsen <eric@ericabrahamsen.net> writes:

> Here's the doc patch, hope all is in order.

Thanks. Some comments follow.

> +Calc also comes with support for unit calculations, via the @code{calc-units}
> +package.  For a complete list of recognized units, call
> +@code{calc-view-units-table}.  Units can be specified with or without a space
> +between the number and the unit name, eg @samp{2 ft} is the same as

"eg" -> "e.g.,"

> +@samp{2ft}.  Rates are handled automatically: multiplying @samp{3 m/s} by two
> +will give @samp{6 m / s}.  By default, @code{calc-units} only defines one
> +units-related function for use in tables, @code{usimplify}, which can take an
> +expression such as @samp{42 km / 2.5 h} and return @samp{16.8 km / hr}.
> +Another useful function to define might be @code{math-convert-units},
> eg:

Ditto.

> +@example
> +(defmath uconv (expr target-units &optional pure)
> +  (math-convert-units expr target-units pure))
> +@end example

I think you should use @lisp instead of @example here.

> +Which would allow you to use @samp{uconv($1, ft)} to, for example, convert a
> +distance specified in the cell @samp{$1} into feet.  The optional
> 'pure

@code{pure} instead of 'pure


Regards,

-- 
Nicolas Goaziou

next prev parent reply	other threads:[~2014-12-20 16:32 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-16  4:21 getting calc-units working in table formulas Eric Abrahamsen
2014-12-16  6:33 ` Eric Abrahamsen
2014-12-16 13:06 ` Michael Brand
2014-12-17  1:09   ` Eric Abrahamsen
2014-12-17  6:39     ` Michael Brand
2014-12-17  7:02       ` Eric Abrahamsen
2014-12-18 10:07         ` [PATCH] " Eric Abrahamsen
2014-12-20 16:33           ` Nicolas Goaziou [this message]
2014-12-21  4:22             ` Eric Abrahamsen

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