My <math> problem mysteriously went away. Perhaps the rendering of the formula into the .png file takes some time.
FWIW, here's what didn't work and now does work:
log
b
n
=
log
x
n
log
x
b
{\displaystyle \log _{b}n={\frac {\log _{x}n}{\log _{x}b))}
Testing other <math> stuff...
δ
=
Σ
(
x
¯
−
x
i
)
2
n
−
1
{\displaystyle \delta ={\sqrt {\frac {\Sigma ({\overline {x))-x_{i})^{2)){n-1))))
p
i
n
c
=
2
B
×
F
d
F
s
{\displaystyle p_{inc}=2^{B}\times {\frac {F_{d)){F_{s))))
F
d
=
f
0
−
f
1
+
f
4
2
{\displaystyle F_{d}=f_{0}-{\frac {f_{1}+f_{4)){2))}
♭
♮
♯
{\displaystyle \flat \natural \sharp }
29601
×
10
d
B
m
+
23
10
{\displaystyle 29601\times 10^{\frac {dBm+23}{10))}
single-hyphen
double--hyphen
triple---hyphen
quad----hyphen
n–dash
m—dash
Let's try a template:
This is Ksn's test template.
Conversions:
2.0 and 2.2 metres (6.562 and 7.218 ft);
2.0 and 2.2 feet (24.000 and 26.400 in)
Template:Convert
Template: Main
Template: See also
Wikipedia:Templates