From e702b9682fcd87fac3ce169e2c98d0c409a6f7e0 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Sun, 1 May 2016 01:20:52 +0200 Subject: zptest.3: why it is called NONPRIME rather than COMPOSITE MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- man/zptest.3 | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/man/zptest.3 b/man/zptest.3 index f8193d0..dd35430 100644 --- a/man/zptest.3 +++ b/man/zptest.3 @@ -45,7 +45,7 @@ This function will either return: .TP .B NONPRIME .I questioned -is certainly a composite number. +is certainly a nonprime number (composite). .TP .B PROBABLY_PRIME .I questioned @@ -70,5 +70,11 @@ the chance that .B PRIME is returned. .IR witness . +.SH RATIONALE +.B NONPRIME +is called just that, rather than COMPOSITE, +because negative integers, zero, and one are +neither prime nor composite. (One was historically +a prime, we do not recognise it as such.) .SH SEE ALSO .BR zgcd (3) -- cgit v1.2.3-70-g09d2