From 3357ca4240a1a3d4fea3254908ad6d3f2c3b1241 Mon Sep 17 00:00:00 2001
From: jkriege2 <jan@jkrieger.de>
Date: Thu, 21 Apr 2022 21:24:45 +0200
Subject: [PATCH] fixed issue #56: exponent-labels were 0 below ~1e-16 ...
 reason was using <std::numeric_limits<double>::epsilon() instead of
 <std::numeric_limits<double>::min() for checking close to zero

---
 lib/jkqtcommon/jkqtpstringtools.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/jkqtcommon/jkqtpstringtools.cpp b/lib/jkqtcommon/jkqtpstringtools.cpp
index 261ae2e0eb..b202d46149 100644
--- a/lib/jkqtcommon/jkqtpstringtools.cpp
+++ b/lib/jkqtcommon/jkqtpstringtools.cpp
@@ -209,7 +209,7 @@ std::string jkqtp_tolower(const std::string& s){
        if (ensurePlusMinus) return "+\\rm{0}";
        else return "\\rm{0}";
    }
-   if (fabs(data)<5*std::numeric_limits<double>::epsilon()) {
+   if (fabs(data)<5.0*std::numeric_limits<double>::min()) {
        if (ensurePlusMinus) return "+\\rm{0}";
        else return "\\rm{0}";
    }
@@ -239,7 +239,7 @@ std::string jkqtp_tolower(const std::string& s){
  std::string jkqtp_floattohtmlstr(double data, int past_comma, bool remove_trail0, double belowIsZero, double minNoExponent, double maxNoExponent){
    std::string result;
    if ((belowIsZero>0) && (fabs(data)<belowIsZero)) return "0";
-   if (fabs(data)<5*std::numeric_limits<double>::epsilon()) return "0";
+   if (fabs(data)<5.0*std::numeric_limits<double>::min()) return "0";
    double adata=fabs(data);
    std::string res=jkqtp_floattostr(data, past_comma, remove_trail0);