good: dg =  1.2000000000000e-01 eq 0.12 
error dg = -1.0400000000000e+15 ne -1.03e+15 
good: dg = 1.0345000000000e-270 eq 1.0345e-270 
good: dg =  1.0300000000000e-15 eq 1.03e-15 
good: dg =  1.0345000000000e-15 eq 1.0345e-15 
good: dg =  1.0000000000000e-15 eq 1e-15 
good: dg = -1.0000000000000e-15 eq -1e-15 
good: dg = -1.0300000000000e-15 eq -1.03e-15 
good: dg = -1.0345000000000e-15 eq -1.0345e-15 
good: dg = -1.0345000000000e-15 eq -1.0345e-15 
good: dg =  1.0345000000000e+15 eq 1.0345e+15 
good: dg = -1.0345000000000e+15 eq -1.0345e+15 
good: dg = -1.0000000000000e+15 eq -1e+15 
good: dg = -1.0000000000000e-02 eq -0.01 
good: dg =  1.2000000000000e+00 eq 1.2 
good: dg =  1.2000000000000e+01 eq 12 
error dg =  1.0000000000000e+00 ne 0.99 
good: dg =  1.1200000000000e+00 eq 1.12 
good: dg =  1.0000000000000e-15 eq 1e-15 
good: dg =  1.1000000000000e-15 eq 1.1e-15 
good: dg =  0.0000000000000e+00 eq 0 
good: dg =  1.1200000000000e+08 eq 1.12e+08 
          1.1000E-14 -- should be 1.1000E-14
          1.0000E-14 -- should be 1.0000E-14
"          0.0000E+00" -- should be "          0.0000E+00" 
"          1.1235E-14" -- should be 1.1235E-14
"         1.12E-14" -- should be "         1.12E-14"
"1.12E-14" -- should be "1.12E-14" 
1.12E-04 -- should be 1.12E-14 
1.1E-109 -- should be 1.1E-109 
1.123E-19 -- should be 1.123E-19 
-1.100E-19 -- should be -1.00E-19 
-1.1000E-19 -- should be -1.1000E-19 
-1.13E-19 -- should be -1.13E-19 
-1.130E-19 -- should be -1.130E-19 
"-1.130E-19" -- should be "-1.130E-19" 
good: dg =  1.2000000000000e-01 eq 0.12 
error dg = -1.0400000000000e+15 ne -1.03e+15 
good: dg = 1.0345000000000e-270 eq 1.0345e-270 
good: dg =  1.0300000000000e-15 eq 1.03e-15 
good: dg =  1.0345000000000e-15 eq 1.0345e-15 
good: dg =  1.0000000000000e-15 eq 1e-15 
good: dg = -1.0000000000000e-15 eq -1e-15 
good: dg = -1.0300000000000e-15 eq -1.03e-15 
good: dg = -1.0345000000000e-15 eq -1.0345e-15 
good: dg = -1.0345000000000e-15 eq -1.0345e-15 
good: dg =  1.0345000000000e+15 eq 1.0345e+15 
good: dg = -1.0345000000000e+15 eq -1.0345e+15 
good: dg = -1.0000000000000e+15 eq -1e+15 
good: dg = -1.0000000000000e-02 eq -0.01 
good: dg =  1.2000000000000e+00 eq 1.2 
good: dg =  1.2000000000000e+01 eq 12 
error dg =  1.0000000000000e+00 ne 0.99 
good: dg =  1.1200000000000e+00 eq 1.12 
good: dg =  1.0000000000000e-15 eq 1e-15 
good: dg =  1.1000000000000e-15 eq 1.1e-15 
good: dg =  0.0000000000000e+00 eq 0 
good: dg =  1.1200000000000e+08 eq 1.12e+08 
          1.1000E-14 -- should be 1.1000E-14
          1.0000E-14 -- should be 1.0000E-14
"          0.0000E+00" -- should be "          0.0000E+00" 
"          1.1235E-14" -- should be 1.1235E-14
"         1.12E-14" -- should be "         1.12E-14"
"1.12E-14" -- should be "1.12E-14" 
1.12E-04 -- should be 1.12E-14 
1.1E-109 -- should be 1.1E-109 
1.123E-19 -- should be 1.123E-19 
-1.100E-19 -- should be -1.00E-19 
-1.1000E-19 -- should be -1.1000E-19 
-1.13E-19 -- should be -1.13E-19 
-1.130E-19 -- should be -1.130E-19