diogo/yap-6.3
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fix comment mess

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add some more documentation (slowly).
This commit is contained in:
Vítor Santos Costa 2014-05-06 23:01:04 +01:00
parent 5e701460f2
commit 410efd577c
1 changed files with 40 additions and 7 deletions
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47
H/eval.h
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@ -141,7 +141,7 @@ typedef enum {
op_pi, op_pi,
/** e /** e
Euler's number, the base of the natural logarithms. Euler's number, the base of the natural logarithms (approximately 2.718281828).
* *
*/ */
op_e, op_e,
@ -196,22 +196,55 @@ typedef enum {
/** \\ _X_, The bitwise negation of _X_. /** \\ _X_, The bitwise negation of _X_.
* *
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~{.prolog} * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~{.prolog}
* \X /\ X =:= =:= 0. * \X /\ X =:= 0.
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* *
* Note that the number of bits of an integer is at least the size in bitsof a Prolog term cell. * Note that the number of bits of an integer is at least the size in bits of a Prolog term cell.
*/ */
op_unot, op_unot,
/** \\ _X_, The bitwise negation of _X_. /** exp( _X_ ) [ISO]
* *
* Natural exponential.
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~{.prolog} * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~{.prolog}
* \X /\ X =:= =:= 0. * ?- _X = 2.3, exp(_X) =:= e ** _X.
* true.
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
* *
* Note that the number of bits of an integer is at least the size in bitsof a Prolog term cell. * Notice that comparing whether two floating-point numbers are equal may lead to incorrect results.
*/ */
op_exp, op_exp,
/** log( _X_ ) [ISO]
*
* Natural logarithm.
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~{.prolog}
* ?- _X = 2.3, log(exp(_X)) =:= exp(log(_X)).
* true.
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
* Notice that comparing whether two floating-point numbers are equal may lead to incorrect results.
*/
op_log, op_log,
/** log10( _X_ ) [ISO]
*
* Decimal logarithm.
*
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~{.prolog}
* ?- between(1, 10, I), Delta is log10(I*10) + log10(1/(I*10)), format('0 == ~3g~n',[Delta]), fail.
* 0 == 0
* 0 == 0
* 0 == 0
* 0 == 0
* 0 == 0
* 0 == 0
* 0 == 0
* 0 == 0
* 0 == 2.22e-16
* 0 == 0
* false.
* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
op_log10, op_log10,
op_sqrt, op_sqrt,
op_sin, op_sin,