diff -u -r --new-file old/userguide/libnetpbm_ug.html new/userguide/libnetpbm_ug.html --- old/userguide/libnetpbm_ug.html 2020-07-22 13:59:14.000000000 -0500 +++ new/userguide/libnetpbm_ug.html 2020-07-22 14:25:33.630737946 -0500 @@ -374,7 +374,7 @@ <H2 id="reference">Reference</h2> <p>The <a href="libnetpbm_image.html">Libnetpbm Netpbm Image -Processing Manual</a> describes the the <b>libnetpbm</b> functions for +Processing Manual</a> describes the <b>libnetpbm</b> functions for processing image data. <p>The <a href="libpm.html">Libnetpbm Utility Manual</a> diff -u -r --new-file old/userguide/pamfunc.html new/userguide/pamfunc.html --- old/userguide/pamfunc.html 2020-07-22 13:59:14.000000000 -0500 +++ new/userguide/pamfunc.html 2020-07-22 14:25:33.630737946 -0500 @@ -55,7 +55,7 @@ and bit string (such as and with 01001000). For the arithmetic functions, the function arguments and results are the fraction that a sample is of the maxval, i.e. normal interpretation of PAM tuples. But for the bit string -functions, the value is the the bit string whose value as a binary cipher is +functions, the value is the bit string whose value as a binary cipher is the sample value, and the maxval indicates the width of the bit string. <h4>Arithmetic functions</h4> diff -u -r --new-file old/userguide/pbmtog3.html new/userguide/pbmtog3.html --- old/userguide/pbmtog3.html 2020-07-22 13:59:14.000000000 -0500 +++ new/userguide/pbmtog3.html 2020-07-22 14:27:19.950732066 -0500 @@ -80,7 +80,7 @@ <h2 id="history">HISTORY</h2> <p>Before Netpbm 10.79 (June 2017), there was a different program by the same -name in Netpbm, which was written by by Paul Haeberli +name in Netpbm, which was written by Paul Haeberli <<a href="mailto:paul@manray.sgi.com">paul@manray.sgi.com</a>> in 1989 and then modified extensively by others.