Fiz algumas alterações, acredito que não ocorrerá problema para saldo acima de 0,01.

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minone=35.00
maxone=39.00
mintwo=45.50
maxtwo=55.50

martimulti = 1.7 --multiplier for loses
streak = 22      -- cover 20 bets

streaktwo = 20


risk = (martimulti ^ streak) * (streak/(streak *(martimulti - 1)))

risktwo = (martimulti ^ streaktwo) * (streaktwo/(streaktwo *(martimulti - 1)))


startbalance = balance

bone= balance / risk
btwo= balance / risktwo


chance = math.random(mintwo*100.0, maxtwo*100.0)/100.0
multiplier = 1.7
base = 0.0000001
nextbet = base
bethigh = false
rollcount = 7

function dobet()

--Randomizer
r=math.random(2)

if (win) then
   nextbet = basebet
   bethigh = !bethigh
else
   nextbet = previousbet * multiplier
end


--change seed every 7 bet
if rollcount == 7 then
rollcount = 0
resetseed();
else
rollcount = rollcount + 1
end


      print("--------------------------------------------------------------------------------")
      print("Script Created By: IRABTC")
      print(" -------------------------------------------------------------------------------")

	  
	  --bet progression
   if win then
      chance = math.random(mintwo*100.0, maxtwo*100.0)/100.0
      nextbet = math.random(bone*100000000,btwo*100000000)/100000000.0
   else
      chance = math.random(minone*100.0, maxone*100.0)/100.0
      nextbet =  previousbet * multiplier
   end
end

end

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Se poder fazer doação. ficarei grato