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.NOT.(X==Y)。OR.(Y$"XYZ") .NOT.(X$"XYZ").AN(X< >Y) .NOT.(X< >Y) .NOT.(X>=Y)
αAB=arctg(ΔYAB/ΔXAB) αAB=arctg(ΔYAB/ΔXAB)+π αAB=π-arctg(ΔYAB/ΔXAB) αAB=arctg(ΔYAB/ΔXAB)-π
SET EXACT ON SET EXACT OFF SET COLLATE TO "Machine" SET COLLATE TO "Stroke"
ΔXAB=DAB·cosαAB ΔYAB=DAB·sinαAB ΔYAB=D·sinαBA ΔXAB=D·cosαBA
.NO(X==。O(Y$"XYZ") .NO(X$"XYZ").AN(X< > .NO(X< > .NO(X>=
.NO T.(X==Y)。O R.(Y$"XYZ") .NO T.(X$"XYZ").AN (X< >Y) .NO T.(X< >Y) .NO T.(X>=Y)
ΔXAB=+60m;ΔYAB=-50m ΔXAB=-50m;ΔYAB=+60m ΔXAB=-49.952m;ΔYAB=+59.907m ΔXAB=+59.907m;ΔYAB=-49.952m
30°10' 329°50' 149°50' 210°10'