diff --git a/dc/numeric.c b/dc/numeric.c
index a608405..37759de 100644
--- a/dc/numeric.c
+++ b/dc/numeric.c
@@ -307,8 +307,6 @@ dc_getnum DC_DECLARG((input, ibase, readahead))
 	int		digit;
 	int		decimal;
 	int		c;
-	int		c_buff = 0;
-	int		multi = 0;
 
 	bc_init_num(&tmp);
 	bc_init_num(&build);
@@ -326,9 +324,6 @@ dc_getnum DC_DECLARG((input, ibase, readahead))
 	}
 	while (isspace(c))
 		c = (*input)();
-	c_buff = (*input)();	
-	if (isdigit(c_buff) || ('A' <= c_buff && c_buff <= 'F') || c_buff == '.')
-			multi = 1;		
 	for (;;){
 		if (isdigit(c))
 			digit = c - '0';
@@ -336,15 +331,10 @@ dc_getnum DC_DECLARG((input, ibase, readahead))
 			digit = 10 + c - 'A';
 		else
 			break;
-		digit = multi ? (digit >= ibase ? ibase -1 : digit) : digit;
+		c = (*input)();
 		bc_int2num(&tmp, digit);
 		bc_multiply(result, base, &result, 0);
 		bc_add(result, tmp, &result, 0);
-		if (c_buff) {
-			c = c_buff;
-			c_buff = 0;
-		} else
-			c = (*input)();
 	}
 	if (c == '.'){
 		bc_free_num(&build);
@@ -353,18 +343,13 @@ dc_getnum DC_DECLARG((input, ibase, readahead))
 		build = bc_copy_num(_zero_);
 		decimal = 0;
 		for (;;){
-			if (c_buff) {
-				c = c_buff;
-				c_buff = 0;
-			} else
-				c = (*input)();
+			c = (*input)();
 			if (isdigit(c))
 				digit = c - '0';
 			else if ('A' <= c && c <= 'F')
 				digit = 10 + c - 'A';
 			else
 				break;
-			digit = digit >= ibase ? ibase -1 : digit;
 			bc_int2num(&tmp, digit);
 			bc_multiply(build, base, &build, 0);
 			bc_add(build, tmp, &build, 0);
diff --git a/doc/bc.1 b/doc/bc.1
index 7ff6a2d..eeda08b 100644
--- a/doc/bc.1
+++ b/doc/bc.1
@@ -175,8 +175,6 @@ The result of the expression is the sum of the two expressions.
 The result of the expression is the difference of the two expressions.
 .IP "expr * expr"
 The result of the expression is the product of the two expressions.
-If a and b are the scales of the two expressions, then the scale of the result is:
-min(a+b,max(scale,a,b))
 .IP "expr / expr"
 The result of the expression is the quotient of the two expressions.
 The scale of the result is the value of the variable \fBscale\fR.
diff --git a/doc/bc.texi b/doc/bc.texi
index 0bc9c80..40034ab 100644
--- a/doc/bc.texi
+++ b/doc/bc.texi
@@ -291,8 +291,6 @@ The result of the expression is the difference of the two expressions.
 
 @item expr * expr
 The result of the expression is the product of the two expressions.
-If a and b are the scales of the two expressions, then the scale of the result is:
-min(a+b,max(@var{scale},a,b))
 
 @item expr / expr
 The result of the expression is the quotient of the two expressions.