Metrohm viva 1.0 (process analysis) - Manual (Page 49)

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2 General program functions
viva 1.0 (for Process analysis)
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Operand1 Operand2 Result Example Remark
Operands of a different type: The operand which does not correspond to the result type is converted to the rele-
vant result type before the operation.
Number Text Text 1.2 – "Metrohm" = invalid This operation is not allowed.
Text Number Text "Metrohm" – 1.2 = invalid This operation is not allowed.
Number Time Number 2.0 – Time(1999;10;7) = –
36,437.917 (for UTC+2) Result: Number of days calculated
from December 1899, dependent
on the system time
Time Number Number Time(1999;10;7) – 2.5 =
36,437.917 (for UTC+2) Result: Number of days calculated
from December 1899, dependent
on the system time
Text Time Text "Metrohm" – Time(1999;10;7) =
invalid This operation is not allowed.
Time Text Text Time(1999;10;7) – "Metrohm" =
invalid This operation is not allowed.
2.3.4.2.3 Multiplication
Dialog window: Formula editor ▶ Operators/Functions
Syntax
Operand1 * Operand2
The operands can be entered either directly or as a variable and can be of
the Text, Number or Date/Time type.
Examples
Operand1 Operand2 Result Example Remark
Operands of the same type:
Number Number Number 1.2 * 3 = 3.6 –
Text Text Text "Metrohm" * "AG" = invalid This operation is not allowed.
Time Time Number Time(1998;05;06) *
Time(1902;02;03) = 27478004.545
(for UTC+1 or +2 in the summer time) Result: Number of days calcu-
lated from December 1899,
dependent on the system time
Operands of a different type: The operand which does not correspond to the result type is converted to the rele-
vant result type before the operation.
Number Text Text 2 * "Metrohm" = "MetrohmMe-
trohm" –
Text Number Text "Metrohm" * 2 = "MetrohmMe-
trohm" –
Number Time Number 2.0 * Time(1999;10;7) = 72,879.833
(for UTC+2) Result: Number of days calcu-
lated from December 1899,
dependent on the system time