diff options
Diffstat (limited to 'readme.rst')
| -rwxr-xr-x | readme.rst | 121 |
1 files changed, 81 insertions, 40 deletions
@@ -9,40 +9,15 @@ Compilation =========== -licht requires ocaml >= 4.03 and ncurses +licht requires ocaml 4.04 and ncurses .. code-block:: console # sudo aptitude install opam libncures-dev libiconv-dev - $ opam install ocamlbuild curses camlzip ezxmlm ounit text menhir calendar + $ opam install ocamlbuild curses camlzip ezxmlm ounit text menhir zarith $ make -Tester avec un encoding non UTF_8 -================================= - - -Lancement du terminal avec l'encoding - -.. code-block:: console - - LANG=fr_FR.iso8859-1 xterm -en iso8859-1 - - -Définir l'encoding suivant : - -.. code-block:: console - - export LC_ALL=fr_FR.iso8859-1 - -Pour la définir avec rxvt : - -.. code-block:: console - - export LC_CTYPE=fr_FR.ISO8859-1 - export LANG=fr_FR.iso8859-1 - printf "\33]701;$LC_CTYPE\007" - ===== Usage ===== @@ -156,8 +131,8 @@ Undefined If a reference point to an an empty cell, the content will be interpreted as Undefined. Any formula impliyng Undefined will return Error -Formulas -======== +Functions +========= You can enter a formula by starting the value with `=`. The evaluation always expands the reference to other cells. @@ -183,14 +158,26 @@ Function Value Boolean ------- -=============== =============================== -Function Value -=============== =============================== -`true()` True -`false()` False -`not(Bool)` True if the parameter is False, - False if the parameter is True -=============== =============================== +================= =============================== +Function Value +================= =============================== +`true()` True +`false()` False +`not(Bool)` True if the parameter is False, + False if the parameter is True +`and(Bool; Bool)` Logical and +`or(Bool; Bool)` Logical or +`xor(Bool; Bool)` Logical exclusive or +================= =============================== + +Condition +~~~~~~~~~ + +========================= =========================================== +Function Value +========================= =========================================== +`if(Bool`; *x* ; *y* `)` Return *x* if `Bool` is Thue, otherwise *y* +========================= =========================================== Numeric ------- @@ -198,8 +185,62 @@ Numeric =================== ===================================== Function Value =================== ===================================== -*x* `+` *y* Add two values -*x* `**` *y* Compute *x* ^ *y* -`sum(Numeric List)` Compute the sum of the list. +*x* `+` *y* Addition +*x* `-` *y* Difference +*x* `*` *y* Multiplication +*x* `/` *y* Division +*x* `^` *y* Compute *x* ^ *y* +`gcd(` *x*; *y* `)` Greatest common divisor +`lcm(` *x*; *y* `)` Lowest common multiple `rnd()` A random number between 0 and 1 +`sqrt(Numeric)` Square root +`exp(Numeric)` Exponential +`ln(Numeric)` Natural logarithm +`abs(Numeric)` Absolute value =================== ===================================== + +Rounding +~~~~~~~~ + +The table show the differents results for the rounding functions + +===================== === === ==== ==== +Function 1.2 1.8 -1.2 -1.8 +===================== === === ==== ==== +`int(Numeric)` 1 1 -2 -2 +`rounddown(Numeric)` 1 1 -1 -1 +`round(Numeric)` 1 2 -1 -2 +===================== === === ==== ==== + +Operations on lists +~~~~~~~~~~~~~~~~~~~ + +=================== ===================================== +Function Value +=================== ===================================== +`sum(Numeric List)` Compute the sum of the list. +`min(Numeric List)` Get the minimum value +`max(Numeric List)` Get the maximum value +=================== ===================================== + +Trigonometry +~~~~~~~~~~~~ + +All the trigonometry functions works in radian. + +===================== ===================================== +Function Value +===================== ===================================== +`pi()` Get the value for :math:`\pi` +`cos(Numeric)` Get the cosine for the value +`sin(Numeric)` Get the sine for the value +`tan(Numeric)` Get the tangent for the value +`acos(Numeric)` Arc cosine +`asin(Numeric)` Arc sine +`atan(Numeric)` Arc tangent +`cosh(Numeric)` Hyperbolic cosine +`sinh(Numeric)` Hyperbolic sine +`tanh(Numeric)` Hyperbolic tangent +`atan2(` *x*; *y* `)` Arc tangent of *x* / *y* +===================== ===================================== + |