Changelog

• unknowndate version 0.58 - Release Candidate to 1.0
• fixed internal bug with unserialize and \n...


• unknowndate version 0.57
• fixed bug while editing an apn
• apn resolution with "tag"
• wider user interface (36 to 44 char)
• changed menu "lstarg".
• a bouton "edit" to edit TOS
• 2 new contextual menus for prog and apn
• newgui : keep selection in multiline mode
• newui : new background color.
• fix a bug with empty string in programs
• new function KeyProg. to makes easier interactives programs
• new functions : r1++ r1-- r2++ and r2--
• new function bench
• new function sleep
• fixeda bug with << << "\n\rxx" >> >> (unserialize)


• unknowndate version 0.56
• now support display of pi*sqr(n/d) and sqr(pi*n/d)
• fixed a bug for ASIN and ACOS for 1 and -1 values
• added a menu "prog"
• fixed a bug for TAG


• unknowndate version 0.55
• new GUI : a lot better !!!
• first version of new entry field
• fixed a bug in recongizing 5:30:zz et 5:zz
• new function TAG-> et ->TAG (and implicitly use it in PEval...)


• unknowndate version 0.54
• better recon of complex (allow ',' and '.' as comma separator)
• now support empty string in list and programs
• fixed the zoom on gfx screen
• function PolyDraw is now replaced by Draw
• function Draw now support complex and list of complex (draw complex circle)


• unknowndate version 0.53
• bug fix in entry field with hexa
• bug fix : better reconization of list of hexa


• 2004 May the 26th version 0.52
• rebuilt WAIT function. (affect also InputLCD)
• functioninputLCD now accept lowercase, bug fixed with keyboard.
• new function DayYear to get the day number of a year
• new killer function STrans to deals with mass changes in strings (see here)
• Now you can use F1~F4 from your keyboard to get r1=>~r4=>, and combine with SHIFT to store int r1~r4


• 2004 March the 30th version 0.51
• New function DispXY to display strings at row Y and col X. works also for multilines strings.
• New functioninputLCD to request user entry (without the input popup screen)
• function convert now accept few new string format : """, "\", "/", "#" and "'"
• Impoved FileREAD : removed file size limitation (side effect, if you try to open huge file i.e 100MB it may take hours.. or crash)


• 2004 March the 22th version 0.50 Major version
• new function CLLCD
• new interactive function WAIT, to wait user keystroke
• new function DTFormat to format a date
• new function convert to convert string
• new program statement : WHILE..ENDWHILE to perform conditional loops.
• new keybinding F9 to F12 to launch a program quickly !
• Fixed a bug in binary system
• apn now work embeded into lists
• new entry field (bigger) and remind the 4 last entry
• new string function ROT13 and ROT39
• Fixed a bug in WeekNr (now ISO8601 compliant!)
• Now you can enter directly a date in <GR ... > format
• new register r1 to r4. to store =>r1, to restore r1=>.. same with r2,r3 and r4
• built-in help now translated in english, some function name have been changed to reflect common name usage in english
  PGCD is now GCD, PPCM is now LCM,
  COMAT is now Adjug, PrdVect is now CROSS and PrdScal is now DOT.


• 2004 Januray the 1st version 0.49 happy new year
• New ABS now support matrix as the Frobenius norm
• ^2 now support poly
• APN (Arbitrary Precision Numbers) : Beta, implements +-*/SqrINV^2
• Fix negative date bug (JU)
• Fix DayWeek bug
• New Date function : proleptic julian >JUL ListJ->DT and DT->ListJU
• New numbers functions : IP FP FLOOR CEIL
• Allow negative incrementation in FOR/NEXT statments
• Fixed a bug in DMS support for programs


• 2003 December 14th. version 0.48
• Date Support !
  • JD : Julian Day
  • JU : Julian Calandar
  • GR : Gregorian Calandar
• Change Date display mode JD to Calandar with >JD and >CAL
• Convert a number into a Julian Day by >JD
• Basic operation between date with + and -
• Date Conversion : List->DT and DT->List (from and to list)
• New date function :WeekNr and DayWeek
• A big thank to André M. for time passed to test Leap year... and to learn me everything about dates.


• 2003 November 11th. version 0.47
• QA processing :
  • review code to clean unused parts
  • optimization and file size reduction (444kb to 400kb)
  • fixed few small bugs


• 2003 November 2nd. version 0.46NS : New Stack version
• no new feature, just totaly rebuild the stack display to have it right-justified, it was not easy..


• 2003 October 31th. version 0.46
• new poly menu.
• fixed a ForEach to works also with programs
• better reconization on embeded poly (in list/array), also for str->
• "lock-contect menu" feature : display changed. (double click on cplx menu to see for example)


• 2003 October 27th. version 0.45
• new function PEval to valuate a polynomial.
• RPN-enh now supports programs !!!
  • new object : « » : programs
  • new function run to run a program from stack
  • modified behavior of STO and RCL to support programs
  • use exec to run a program by his name (from VAR)
  • new internal function Pgm->Qle to convert a prog into a QLE list
  • fixed a bug in list->script to handle multi-line strings (internaly used to run a program)
• new comparators : ?=, ?< and ?> to works with IF/THEN statment.
• D:M:S are now displayed with a fixed number of digit (seconds) , depends on the current mode.
• new matrix function : trace compute the trace
• new matrix function : egvl gives a list of eigen values
• user interface change : now you can switch to multi-line (entry field)


• 2003 October 12th. version 0.44
• new function rnd gives a random number.
• new feature : DEG/RAD mode for trigonometrics function, plus new functions : TrigDEG and TrigRAD to switch between mode from scripts
• bug fix inFOR..NEXT functions.
• bug fix, DMS gave error when typed from list. (this error apeared in 0.43)
• new script functions : IF THEN ELSE ENDIF
• fixed a bug in ->list that crashed when improper used
• now function str-> works better, can recognize any item


• 2003 September 11th. version 0.43
• new function Round to round numbers. works also with lists
• new feature : now min and max works also with lists
• new function concat to concatenate a liste into a string.
• bug fix, the old limit of 130 functions max is now over.
• new script function input to request user entry
  any kind of objet can be filled in, RPNE can recognize it.


• 2003 August 31th. version 0.42 - Major version
• new function fill to fill a string with a patern
• new repl to replace strings into a string
• new head to extract first item of a list / first char of a string
• new numeric functions min and max
• system accept now empty strings
• fixed bug with reverse and sort that may occurs for improprer used (when used with empty stack)
• New menu : VAR to store objects with new functions STO and RCL
• you can now script your RPNE (makes programs) : see tutorial for scripting
• new function Exec to run a script by name (from VAR)
• function unserialize execute script directly from stack.
• new STOScript to save script into VAR
• you can execute a script from VAR directly
• new ForEach compute a script on each item of a list


• 2003 August 1st. version 0.41 -
• fixed a bug in STO_C
• x^y now can compute complx ^ real ex : (1;1) 2.58 x^y gives (-1.07577 ; 2.19559 )


• 2003 July 11th. version 0.40 -
• STO_C and RCL_C
• hexa->str and str->hexa implemented
• size function returns the number of item of a list
• sort perform a sort on a list
• md5 totaly implementation rebuild
• fixed a bug in some case
• unfortunatly this implementation is slower and does not accept too long string
• Created md5f to fix this problem : it compute md5 hash directly from a file (quite slow)
• Script
• Improved unSerialize function to support more flexible notations
• new function list->script help you to create scripts (type them as a list)
• loop implementation : FOR INDEX NEXT
• type function returns type of an object
• fixed a bug when dividing two hexa numbers


• 2003 June 26th. version 0.39 - major version
• STO_A and STO_B now store data persistantly
• new LASTSTACK is defined on home key
• fix a bug, negative values were wrongly displayed in D:M:S mode
• Now you can type number with exponents directly ex: 1.45E-6
• new Time function give system time (can be used for bench)
• some internal functions
• Serialize used to store data as a string (scripting)
• UnSerialize
• SendKeys
• Scripting system : first implementation. (you can execute script/program from file)
• new ROLLD function
• you can roll the whole stack up and down with CTRL-Pg.UP and CTRL-Pg.Down (functions STKUP and STKDWN)


• 2003 June 9th. version 0.38
• fix Roots to gives more roots of polynomial (serveral methods : slope analysis, sign changing...)
• in the drawing form compute now poly value under cursor..


• 2003 June 3rd. version 0.37
• new polyDraw : draw a polynomial
• in the drawing form : navigation system with arrow , + and - for zoom


• 2003 Mai 23. version 0.36
• New Object : POLYNOMIAL beta : few operation supported : +,-,*,/
• new ID : built an indentity matrix
• new PCAR : built the caracteristic polynomial of a matrix
• new Roots : gives roots of a polynomial highly bugged beta
• function {}->poly and poly->{} convert poly from/to a list : that's the only way to build a poly with this version.


• 2003 Mai 09. version 0.35
• fixed a bug in ABS with vectors
• new VectAngle compute angle between 2 vectors
• new FileReadCVS beta read CVS file into a matrix


• 2003 April23. version 0.34
• new function : PrdVect compute vector-product (cross)
• now ABS support vector, it compute norm of vector.


• 2003 April 20. version 0.33 :Major version
• A lot of mathematical enhancement have been made :
• x^y now support complex numbers also in exponant : (1;2)^(2;4)
• e is more accurate for complex numbers. and is faster.(thank to the formula : exp(iz)=cos(z) +i sin(z))
• sin and cos now are quicker for complex numbers (no more iterative calculations)
• fixed a bug when dividing by a complex, ex : 3/(1;2).
• ^2 supports now matrix (square)
• new functions : []->{} and {}->[] to convert list from/to matrix
• new function : PrdScal to compute Scalar Product of two vectors.
• now RPNE window is always-on-top, you can still iconize it if you want.
• fixed a bug in tr (transpose)
• new : function get now work also for matrix.
  you can extract one row/one col/one item. ex :
  • [[1 2][3 4]] {2 2} get return 4.   the item at x=2,y=2
  • [[1 2][3 4]] {2 0} get return [[2][4]].  2^nd col
  • [[1 2][3 4]] {0 2} get return [[3 4]].  2^nd row
• New option : LockContextMenu. Double-click on a context menu to lock it (see the lock :)
• Better support for empty lists. {} list-> returns {0} and {} sum returns 0 now.
• update function : ->[] support now {c r} to build a complete matrix c:nb of cols and r:nb of rows


• 2003 April 18. version 0.32
• you can now popup menu by pressing the "windows menu" key.
• you can now change menu by PageDown and PageUp keys...
• bug fix : edition of matrix/lists/strings/bin/dms now better supported (no more extra carriage return)


• 2003 April 16. version 0.31
• User Interface : add a list of all functions. To popup the list, press the TAB key
• add new functions :ASIN, ACOS, ATAN, D->R, R->D


• 2003 April 7. version 0.30
• User Interface : you can now edit value by pressing the arrow down key (works with string, lists, cplx, array)
• User Interface : international keyboard handled : press " key to enter a string, ( for complex, [ for array, : for DMS, and { for lists
• add new function : linear system ax˛+bx+c=0


• 2003 March 17. version 0.29
• add Statistical functions : d% y%x x+y% x-y% x%+y% S+x%n
• add new function : TAN for real and complex
• add new function : Stdev and mean


• 2003 March 11. version 0.28
• fixed important bug in complex numbers : a b - was given (b-a) instead of (a-b)
• add new function : MOD
• add new function : ABS. works also with complex (gives module)
• implemetation of ln(z) complex. same for log(z) - Thank to Willam.
• add new function : 10^x (also for complex)
• fixed a bug in sqr with negative real arg. now gives "(nan)"
  if you use complex i.e (-5;0), it still gives the two complex roots instead of (nan).
• add new stack functions : ROT,AROT


• 2003 March 06. version 0.27
• add new function : rndMX generate a random matrix
• fixed a bug into ->[], works now
• fixed a bug INV(1/x) on "DET=0" matrix used to crash (ex. [[1 2 3][4 5 6][7 8 9]]), fixed. now return "(nan)"
• fixed a bug in multiply when one of arg was a "(nan)", now gives "(nan)" as result


• 2003 March 03. version 0.26 - major version
• UserInterface : now use 10 buttons for menu (was 8)
• Fixed a bug rational mode
• New function SIN,COS for real number and complex
• New implemtation of EXP to works with complexs
• New feature : key binding, '[' key open dialog for matrix entry, and '"' for string. (us keyboard)
• New Feature : drag and drop a file from explorer to put filename on stack
• New Feature : drag and drop a text to put it on stack.
• New Feature : new inline help system with an external file (can be customized by user)
• a lot of bugfixes