u4.mk.10 Operator DEFI_FONC_ELEC# 1. But 2. Syntax 3. Operands 3.1. Operand FREQ 3.2. Operand SIGNAL 3.3. Keyword COUR 3.4. Keyword COUR_PRIN 3.5. Keyword COUR_SECO 3.6. Operand INFO 4. Calculated function expression 4.1. Data from the first group 4.2. Data from the second group 5. Current function examples 5.1. With data from both groups 5.2. With only data from the first group 5.3. Preferably with data from the second group