Cost Formula

Modified on: Mon, 11 Oct, 2021 at 12:23 PM

In this (master-detail) dialog user can define formulas that shall be used during calculations.

These formulas are some kind of "predefined" formulas than can be selected in the Cost Wizard dialog so one does not need to enter the formula again (but can select the desired one).

Name:	Mandatory
Comment:	Will be visible in the Cost wizard dialog to help user to select desired formula from the list
Expression:	The real formula that shall be used for calculation the costs

Expression in detail:

Expression is a "reduced" mathematical expression/formula that can be build using:

brackets:	"(" (opening bracket), ")" (closing bracket)
numerical constants	i.e. 1, 2, 3, 15, 9.4579
simple mathematical operators:	+, -, /, *
"cost definition" name	i.e. Fuel

Correct expression examples:

Fuel

2 * Fuel

(Fuel + TakeOff) * 2

(3 * 1.4) + 17 * Fuel - 3 * (5 + TakeOff)

Incorrect expression examples:

x * y

{[(3 + 2) - (1 * 2)] * 4} + 5

2 * [Fuel]

([Fuel] + [TakeOff]) * 2

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