X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fmathed%2FBUGS;h=f24207b8e7ebfc99b2f80d95fb22d1d5d0367f9e;hb=d359dd8fca52c4f0100f7cf4bf636113c5c4e49f;hp=c19a7f63d6338d93faf96cda65137a5fe9a76aae;hpb=51e0c8bd1f265913a64fb46bc61fcfdb26f02303;p=lyx.git diff --git a/src/mathed/BUGS b/src/mathed/BUGS index c19a7f63d6..f24207b8e7 100644 --- a/src/mathed/BUGS +++ b/src/mathed/BUGS @@ -12,6 +12,8 @@ Items marked with !! - mark "not a bug, a feature" replies, usually with a request for further discussion + pp - partially fixed + Unmarked items are known unfixed but probably unverified bugs. ---------------------------------------------------------------------- @@ -32,133 +34,25 @@ General hints for bug reports: ---------------------------------------------------------------------- -"R. Lahaye" -- Mathematical \frac with subscripts, for example: - \begin_inset Formula $\frac{\alpha _{1} }{\beta _{2} }$ - is wrongly displayed - +- \matrm{xy} gets written as \mathrm{x}\mathrm{y} Dekel: -Array/eqnarray - -// - Ctrl+enter doesn't work - -// - When creating a matrix/align/eqnarray all columns are centered. - - -Macros: - -?? - When changing the macro definition, all instances are not updated. - -:: I cannot reproduce this. - -?? - If I have macros \newcommand{\foo}[1]{[#1]} and -?? \newcommand{\foox}{\foo{x}} then when an instance of \foox is drawn on -?? screen, there are two black frames. While this is "correct", it is -?? annoying. - -:: This is partially fixed? - - LyX crashes when you define a recursive macro -Misc: - -- If I have x_{1}^{2}, I put the cursor before the 2, and press backspace, - the result is 'x2'. The correct result should be 'x_{1}2' - -- If I mark some text and then press ^, then the marked text is deleted. - The correct behavior is to put the marked text in the superscript. - -- Pressing when cursor is in subscript will move the cursor up - (to the base of the subscript) instead of exiting the inset. - The same problem happen in fractions - -!! If you type something there you will see that the corsor has left the -!! inset. That's mor or less a "feature". If you don't like it, propose a -!! method how a subscript inset can figure out what is "optically" lower -!! on screen. - -// - When you press the mouse just to the left of the middle point of -// some char, the cursor will be positioned to the right of the char. - -- It is possible to put two or more consecutive spaces in math text mode - -// - Text in superscript is not smaller than normal text. - -?? - After insertion of \sum, the cursor is in invalid location -?? There is still a problem when doing c-m \sum S-C-M - -?? - The height of the frame is often wrong (e.g. x^2) -?? For example $\sum x$ in an inline formula +pp - It is possible to put two or more consecutive spaces in math text mode - InsetFormula::validate is broken -// - Changing math space length by pressing the space-bar key doesn't work -!! it's M-m space now. - -- The drawing of decorations on screen is very different than latex. - (a low priority bug). - -- If I change '\alpha' to bold, the result is \mathbf{a} - -- Just moving the cursor in a math inset causes changing the buffer status - to (changed). - -- disable the insert->label menu item when in inline formula. - Eran Tromer: -- When exiting the formula during selection, the anchor moves to the - left of the formula and there's no way to go back. - -// - Scripts are too large. $\log_2$ exceeds inset frame (non-displayed). - -- You need two to get past \vec{v}, and all sort of other - insetish behavior. - -- \vec{several-characters} doesn't work. \overrightarrow does. - -- When the cursor is in a subscript (and either isn't at the end of - the subscript or there's no subsubscript), pressing should - try to *really* go down (to the next line, or denumerator, or - whatever). Currently it goes *up*. Ditto for superscripts. - -:: Please see comment to Dekel's report on the same problem. - -// - When choosing to insert "\left\Vert \right\Vert" parenthesis using -// the maths [sic] panel, a "\left( \right." is inserted instead. - - - Formula inside tabular cell: red frame of cell inset and purple - frame of formula can overlap, causing leftovers when leaving - formula. To get an example, insert a 1x1 tabular into a new document, - enter the cell its cell and press - M-m ( M-f 1 (zoom=100, screenDPI=100) - -- When selecting multiple cells in a array using the keyboard, - etc. should can move whole cell at a time -- no need to navigate - within cells. - When selecting, maybe give a visual indication of the "original" anchor, when it differs from the "actual" one. -// - C-v always pastes into the end of the current math inset, instead of -// the cursor location. - -- Placement of cursor using mouse is seriously broken. - Example 1: large fractions. - Example 2: type into a new document: - "M-d xxxxxxxxx M-x footnote-insert" - Can't reach most places in the formula using mouse. - - - Rainer Dorsch: -- Entering \mathbf{c} in math mode is displayed as written (without - backslash) - - I know the latex code of a lot of math symbols displayed by lyx, but not all of them. Thus I have to use the math panel for only a single symbol in a formula. I think it would be very useful, if the latex code @@ -168,39 +62,15 @@ Rainer Dorsch: Marcus (Suran@gmx.net) -// - In math-mode I can switch back to text-mode in a formula but then I am -// not able to type Umlauts. - -?? - Having selected some part of a formula and creating a fraction with that -?? part in the top my selection-buffer is replaced with the part. +- In math-mode I can switch back to text-mode in a formula but then I am + not able to type Umlauts. - If the math-panel has the focus I can type text but not switch into math-mode or use some of the other keyboard-shortcuts. -- In the default-configuration there are shortcuts for al greek characters - _except_ varphi wich is used extensively as a default-variable-name. - From: Álvaro Tejero Cantero -- the most annoying bug by far: bold is "inherited" to super and subscripts. - -- when you get into equation array mode, the previous equation(s) remain(s) - unaligned. I would be soo much faster to have LyX pick the last equal sign - from the previous line as a reference for the alignment (and a good heuristic - for the 80% of cases, with the advantage that we don't lose anything - enforcing it). This is another case that slows down a lot when typing - because, as the previous one, requires going back and correcting. - -- the movement is sometimes clumsy inside this arrayed equations: ie. C-a (or - "home" are understood as "beginning of the formula" instead of "beginning of - the equation". Again, a lot of movement has to be made. I suggest mapping - "beginning of doc" with "beginning of formula" and so on (very intuitive), in - case you don't deem appropriate the "namespace idea" below. - -//- movement between macro boxes is also weird, but in this one it's perhaps -// just me. - - I suggest creating a different "kewybinding namespace" for the formulas, since you could put to good use all those keybindings from the menu (M-?, C-?) thath currently do their job PLUS getting you out of the formula. @@ -226,9 +96,6 @@ From: majority of cases. -- undo-redo seems too coarse in math-mode. You end up losing substantial - fragments of your formula. I hate that when it affects tensors,;). - - cut&paste inside math-mode doesn't work the X fashion (middle button doesn't paste anything). @@ -236,16 +103,8 @@ From: won't repeat that. Only that the flattening option would be then easier to implement on top of that. -- There's something I keep wondering about.. how do new math symbols get into - LyX. Do they get ever?. I don't know if it can be done, but if you tell me - where to "draw" those symbols or how, I would very glad start doing it. LyX - deserves to have support (visual support) for all the AMSTeX constructs. But - there must be something structural going on there, because otherwise more - math symbols would be ready by now.. just a thought. - - Some math symbols aren't very well supported (to my knowledge). I'm - thinking of underbraces with extra data in them,or [] options. - + thinking of [] options. Herbert Voss: @@ -256,13 +115,6 @@ Herbert Voss: Jules Bean: - -- I've been using Lyx for a year or two now, and I have some thoughts on - improving the interface. Not the GUI, as such, but the basic Human-Machine - interface --- the efficiency with which I can enter information into it. - -There are a couple of general principles I'm try to uphold here: - a) If something's easy & quick in LaTeX then it should be easy & quick in LyX (unless it really isn't very common). b) Actions which are used frequently should be a single key-press, even if that's not very easy to @@ -270,12 +122,6 @@ remember. You learn it. c) Actions which are used rarely should be mnemonic -- easy to remember -- even if they are multiple keypresses. Things you do rarely you care less about the time it takes to perform. -2) Math-mode entry Under the xemacs keybindings, which I use, (damn it, -I don't want to confuse my poor muscle memory more than necessary by -learning too many different bindings for the same actions), the key -sequence to enter math-mode is 'M-c m'. I'm not sure exactly what to -propose instead, but I really think this needs to be only one keypress. - As an aside, you may think that I'm whining over nothing. However, when you enter math mode as often as I do (often more than once a sentence) it gets very annoying, especially as compared to simply typing '$' in plain @@ -312,16 +158,6 @@ text-mode 'M-c e' is self-inverse. These are the two possibilities I listed as acceptable before, but consistency would be nice ;-) IMO, self-inverse would be best for both. -4) ERT in math-mode - -Math-mode doesn't handle ERT very well at all. It flips back out of -TeX-mode as soon as you type any special character. Very annoying if I -wish to typeset an \xymatrix inside math-mode (see also my comment above -about table-like environments), since I can't type the &. In fact, my -xymatrices end up as $$\xymatrix{..}$$ in text-mode ERT. Also rather -annoying when you want to use a \macro with more than one argument (but not -fatally so). - 5) Proposal : a 'ligatures' or 'autocorrect' system One of the very minor, but useful, features of TeX is the way it lets you @@ -353,26 +189,6 @@ Yves Bastide: among others... (selected via validate()?) -Jean-Marc: - -> \def\neq{\not=} \let\ne=\neq -> \let\le=\leq -> \let\ge=\geq -> \let\owns=\ni -> \let\gets=\leftarrow -> \let\to=\rightarrow -> % \let\@@sqrt\sqrtsign -> \let\|=\Vert - Angus: - make math lables editable - -Tuukka: - -- An inline equation does not get a number, so putting a label there is not - overly sensible... - Ok. In that case show a message in the bottom similarly as the message - "you cannot type two spaces this way". Eg. "You can insert math labels - only in display mode" -