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Commit c243154b authored by Jukka-Pekka Iivonen's avatar Jukka-Pekka Iivonen Committed by jpekka
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Added LCM(). 

1999-05-14  Jukka-Pekka Iivonen  <iivonen@iki.fi>

	* src/fn-math.c: Added LCM().
parent 9e483913
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ChangeLog-1999-07-09
View file @ c243154b
1999-05-14 Jukka-Pekka Iivonen <iivonen@iki.fi>
* src/fn-math.c: Added LCM().
1999-05-13 Kjartan Maraas <kmaraas@online.no>
* src/Gnumeric.idl: s/#include <gnome-object.idl>/
......
ChangeLog-2000-02-23
View file @ c243154b
1999-05-14 Jukka-Pekka Iivonen <iivonen@iki.fi>
* src/fn-math.c: Added LCM().
1999-05-13 Kjartan Maraas <kmaraas@online.no>
* src/Gnumeric.idl: s/#include <gnome-object.idl>/
......
OChangeLog-1999-07-09
View file @ c243154b
1999-05-14 Jukka-Pekka Iivonen <iivonen@iki.fi>
* src/fn-math.c: Added LCM().
1999-05-13 Kjartan Maraas <kmaraas@online.no>
* src/Gnumeric.idl: s/#include <gnome-object.idl>/
......
OChangeLog-2000-02-23
View file @ c243154b
1999-05-14 Jukka-Pekka Iivonen <iivonen@iki.fi>
* src/fn-math.c: Added LCM().
1999-05-13 Kjartan Maraas <kmaraas@online.no>
* src/Gnumeric.idl: s/#include <gnome-object.idl>/
......
plugins/fn-math/functions.c
View file @ c243154b
......@@ -147,7 +147,7 @@ static char *help_gcd = {
"@SYNTAX=GCD(a,b)\n"
"@DESCRIPTION="
"GCD returns the greatest common divisor of to numbers. "
"GCD returns the greatest common divisor of two numbers. "
"\n"
"If any of the arguments is less than zero, GCD returns #NUM! "
"error. "
......@@ -172,6 +172,63 @@ gnumeric_gcd (struct FunctionDefinition *i,
return value_new_int (gcd(a, b));
}
static char *help_lcm = {
N_("@FUNCTION=LCM\n"
"@SYNTAX=LCM(number1,number2,...)\n"
"@DESCRIPTION="
"LCM returns the least common multiple of integers. The least "
"common multiple is the smallest positive number that is a "
"multiple of all integer arguments given. "
"\n"
"If any of the arguments is less than one, LCM returns #NUM! "
"error. "
"\n"
"@SEEALSO=GCD")
};
static int
callback_function_lcm (Sheet *sheet, Value *value,
char **error_string, void *closure)
{
Value *result = closure;
switch (value->type){
case VALUE_INTEGER:
if (value->v.v_int < 1)
return FALSE;
result->v.v_int /= gcd(result->v.v_int, value->v.v_int);
result->v.v_int *= value->v.v_int;
break;
default:
return FALSE;
}
return TRUE;
}
static Value *
gnumeric_lcm (void *tsheet, GList *expr_node_list,
int eval_col, int eval_row, char **error_string)
{
Value *result;
Sheet *sheet = (Sheet *) tsheet;
result = g_new (Value, 1);
result->type = VALUE_INTEGER;
result->v.v_int = 1;
if (function_iterate_argument_values (sheet, callback_function_lcm,
result, expr_node_list,
eval_col, eval_row,
error_string) == FALSE) {
*error_string = _("#NUM!");
return NULL;
}
return result;
}
static char *help_abs = {
N_("@FUNCTION=ABS\n"
"@SYNTAX=ABS(b1)\n"
......@@ -2280,6 +2337,7 @@ FunctionDefinition math_functions [] = {
{ "gcd", "ff", "number1,number2", &help_gcd,
NULL, gnumeric_gcd },
{ "int", "f", "number", &help_int, NULL, gnumeric_int },
{ "lcm", 0, "", &help_lcm, gnumeric_lcm, NULL },
{ "ln", "f", "number", &help_ln, NULL, gnumeric_ln },
{ "log", "f|f", "number[,base]", &help_log, NULL, gnumeric_log },
{ "log2", "f", "number", &help_log2, NULL, gnumeric_log2 },
......
src/fn-math.c
View file @ c243154b
......@@ -147,7 +147,7 @@ static char *help_gcd = {
"@SYNTAX=GCD(a,b)\n"
"@DESCRIPTION="
"GCD returns the greatest common divisor of to numbers. "
"GCD returns the greatest common divisor of two numbers. "
"\n"
"If any of the arguments is less than zero, GCD returns #NUM! "
"error. "
......@@ -172,6 +172,63 @@ gnumeric_gcd (struct FunctionDefinition *i,
return value_new_int (gcd(a, b));
}
static char *help_lcm = {
N_("@FUNCTION=LCM\n"
"@SYNTAX=LCM(number1,number2,...)\n"
"@DESCRIPTION="
"LCM returns the least common multiple of integers. The least "
"common multiple is the smallest positive number that is a "
"multiple of all integer arguments given. "
"\n"
"If any of the arguments is less than one, LCM returns #NUM! "
"error. "
"\n"
"@SEEALSO=GCD")
};
static int
callback_function_lcm (Sheet *sheet, Value *value,
char **error_string, void *closure)
{
Value *result = closure;
switch (value->type){
case VALUE_INTEGER:
if (value->v.v_int < 1)
return FALSE;
result->v.v_int /= gcd(result->v.v_int, value->v.v_int);
result->v.v_int *= value->v.v_int;
break;
default:
return FALSE;
}
return TRUE;
}
static Value *
gnumeric_lcm (void *tsheet, GList *expr_node_list,
int eval_col, int eval_row, char **error_string)
{
Value *result;
Sheet *sheet = (Sheet *) tsheet;
result = g_new (Value, 1);
result->type = VALUE_INTEGER;
result->v.v_int = 1;
if (function_iterate_argument_values (sheet, callback_function_lcm,
result, expr_node_list,
eval_col, eval_row,
error_string) == FALSE) {
*error_string = _("#NUM!");
return NULL;
}
return result;
}
static char *help_abs = {
N_("@FUNCTION=ABS\n"
"@SYNTAX=ABS(b1)\n"
......@@ -2280,6 +2337,7 @@ FunctionDefinition math_functions [] = {
{ "gcd", "ff", "number1,number2", &help_gcd,
NULL, gnumeric_gcd },
{ "int", "f", "number", &help_int, NULL, gnumeric_int },
{ "lcm", 0, "", &help_lcm, gnumeric_lcm, NULL },
{ "ln", "f", "number", &help_ln, NULL, gnumeric_ln },
{ "log", "f|f", "number[,base]", &help_log, NULL, gnumeric_log },
{ "log2", "f", "number", &help_log2, NULL, gnumeric_log2 },
......
src/functions/fn-math.c
View file @ c243154b
......@@ -147,7 +147,7 @@ static char *help_gcd = {
"@SYNTAX=GCD(a,b)\n"
"@DESCRIPTION="
"GCD returns the greatest common divisor of to numbers. "
"GCD returns the greatest common divisor of two numbers. "
"\n"
"If any of the arguments is less than zero, GCD returns #NUM! "
"error. "
......@@ -172,6 +172,63 @@ gnumeric_gcd (struct FunctionDefinition *i,
return value_new_int (gcd(a, b));
}
static char *help_lcm = {
N_("@FUNCTION=LCM\n"
"@SYNTAX=LCM(number1,number2,...)\n"
"@DESCRIPTION="
"LCM returns the least common multiple of integers. The least "
"common multiple is the smallest positive number that is a "
"multiple of all integer arguments given. "
"\n"
"If any of the arguments is less than one, LCM returns #NUM! "
"error. "
"\n"
"@SEEALSO=GCD")
};
static int
callback_function_lcm (Sheet *sheet, Value *value,
char **error_string, void *closure)
{
Value *result = closure;
switch (value->type){
case VALUE_INTEGER:
if (value->v.v_int < 1)
return FALSE;
result->v.v_int /= gcd(result->v.v_int, value->v.v_int);
result->v.v_int *= value->v.v_int;
break;
default:
return FALSE;
}
return TRUE;
}
static Value *
gnumeric_lcm (void *tsheet, GList *expr_node_list,
int eval_col, int eval_row, char **error_string)
{
Value *result;
Sheet *sheet = (Sheet *) tsheet;
result = g_new (Value, 1);
result->type = VALUE_INTEGER;
result->v.v_int = 1;
if (function_iterate_argument_values (sheet, callback_function_lcm,
result, expr_node_list,
eval_col, eval_row,
error_string) == FALSE) {
*error_string = _("#NUM!");
return NULL;
}
return result;
}
static char *help_abs = {
N_("@FUNCTION=ABS\n"
"@SYNTAX=ABS(b1)\n"
......@@ -2280,6 +2337,7 @@ FunctionDefinition math_functions [] = {
{ "gcd", "ff", "number1,number2", &help_gcd,
NULL, gnumeric_gcd },
{ "int", "f", "number", &help_int, NULL, gnumeric_int },
{ "lcm", 0, "", &help_lcm, gnumeric_lcm, NULL },
{ "ln", "f", "number", &help_ln, NULL, gnumeric_ln },
{ "log", "f|f", "number[,base]", &help_log, NULL, gnumeric_log },
{ "log2", "f", "number", &help_log2, NULL, gnumeric_log2 },
......
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