[RS]Triangular Arbitrage V0 — Indicator by RicardoSantos

oops, looks like i messed up, need to rework a few thing and repost later.

Open-source script

In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.

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Want to use this script on a chart?

study(title='[RS]Triangular Arbitrage V0', overlay=false)
src = input(title='Source series to compare:', type=source, defval=close)

instrument01 = security(input(title='Source of the 1st Instrument:', defval='EURUSD', type=symbol), period, src)
instrument02 = security(input(title='Source of the 1st Instrument:', defval='GBPUSD', type=symbol), period, src)
instrument03 = security(input(title='Source of the 1st Instrument:', defval='EURGBP', type=symbol), period, src)

_A = instrument03 * instrument02
_B = (1/instrument03) * instrument01
_C = instrument01 * (1/instrument02)

TriArb = _A-(_C*_B)

plot(title='Arbitrage', series=TriArb, style=columns, color=black, transp=75, trackprice=true)
plot(title='Real Change', series=offset(src[1]-src,1), style=histogram, color=black, trackprice=false, offset=-1)
hline(0, color=black)