diff --git a/doc/bin_dec_hex.1 b/doc/bin_dec_hex.1
index fdecfa3c6de8cdc4c9a0e66efa67e4e22e22b3ba..f6aef5be917be0ddf121fa7591e19d043bacbc20 100644 (file)
--- a/doc/bin_dec_hex.1
+++ b/doc/bin_dec_hex.1
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.IX Title "BIN_DEC_HEX 1"
-.TH BIN_DEC_HEX 1 "2009-02-21" "1.3.8" "rrdtool"
-.\" For nroff, turn off justification. Always turn off hyphenation; it makes
-.\" way too many mistakes in technical documents.
-.if n .ad l
-.nh
+.TH BIN_DEC_HEX 1 "2009-02-21" "1.3.99909060808" "rrdtool"
.SH "NAME"
bin_dec_hex \- How to use binary, decimal, and hexadecimal notation.
.SH "DESCRIPTION"
.PP
If this sounds cryptic to you, this is what I've just said in numbers:
.PP
-.Vb 10
+.Vb 14
\& 0
\& 1
\& 2
@@ -178,7 +179,7 @@ digits. They only use two different symbols, namely \*(L"0\*(R" and \*(L"1\*(R".
the same rules to this set of digits and you get the binary numbering
system:
.PP
-.Vb 10
+.Vb 14
\& 0
\& 1
\& 10
\& Octal (8)
\& Decimal (10)
\& Hexadecimal (16)
-\&
+.Ve
+.PP
+.Vb 23
\& (2) (8) (10) (16)
\& 00000 0 0 0
\& 00001 1 1 1
This example can not be done for binary as that system only uses two
symbols. Another example:
.PP
-\&\f(CW%1010\fR would be
+%1010 would be
.PP
.Vb 4
\& 1 * 2^3
again. Divide by 16 and do not use fractions (only whole numbers).
.PP
.Vb 4
-\& 41\*(Aq029 / 16 is 2\*(Aq564 with a remainder of 5. Write down 5.
-\& 2\*(Aq564 / 16 is 160 with a remainder of 4. Write the 4 before the 5.
+\& 41'029 / 16 is 2'564 with a remainder of 5. Write down 5.
+\& 2'564 / 16 is 160 with a remainder of 4. Write the 4 before the 5.
\& 160 / 16 is 10 with no remainder. Prepend 45 with 0.
\& 10 / 16 is below one. End here and prepend 0xA. End up with 0xA045.
.Ve
a zero or a one: if you divide by two the remainder will be zero if it
is an even number and one if it is an odd number:
.PP
-.Vb 10
+.Vb 16
\& 41029 / 2 = 20514 remainder 1
\& 20514 / 2 = 10257 remainder 0
\& 10257 / 2 = 5128 remainder 1
\& %1 010 000 001 000 101
\& %001 010 000 001 000 101
\& 1 2 0 1 0 5 \-\-> 0120105
-\&
+.Ve
+.PP
+.Vb 3
\& So: %1010000001000101 = 0120105 = 0xA045 = 41029
\& Or: 1010000001000101(2) = 120105(8) = A045(16) = 41029(10)
\& Or: 1010000001000101(2) = 120105(8) = A045(16) = 41029