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MarketInfo on offline client in portable mode returns "empty" values.

Hey, Using MT4 build 610 from Alpari in offline mode with the /portable runtime switch, I've hit several cases where MarketInfo() don't return meaningful values. These few script lines shows what I get: double tick_value = MarketInfo ( Symbol (), MODE_TICKVALUE ); Print ( "Tick value : "

7

MathArc(Sin/Cos/Tan) functions.

Hey. Ive been fiddling about with the trigonometric functions in MT4 and have come to a conclusion that the ArcSin, ArcCos and ArcTan functions are really outputting the hyperbole of the individual functions. Is this true? Here's how i use them and what i expect: Right triangle a=1, b=0.5, c. Trying