log filter

there is a collision problem: move base back into awk

build pearls, stopping when log(b/r) no longer useful

need a train/test rig

add rules for making the base functions

get markdown working with ":::" "===" "---" as h1 h2 h3


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DONE
check the b^2/b+r calcs for one file (weather.nominal)
convert br.awk to all classes
comment chars done
got the test engine working
discretizer is ignoriring the upper case symbol