**UnitConversions****InverseBlockConstraints**Construct inverse model by requiring that two inputs and two outputs are identical

**Gain**Output the product of a gain value with the input signal

**MatrixGain**Output the product of a gain matrix with the input signal vector

**Sum**Output the sum of the elements of the input vector

**Feedback**Output difference between commanded and feedback input

**Add**Output the sum of the two inputs

**Add3**Output the sum of the three inputs

**Product**Output product of the two inputs

**Division**Output first input divided by second input

**Abs**Output the absolute value of the input

**Sign**Output the sign of the input

**Sqrt**Output the square root of the input (input >= 0 required)

**Sin**Output the sine of the input

**Cos**Output the cosine of the input

**Tan**Output the tangent of the input

**Asin**Output the arc sine of the input

**Acos**Output the arc cosine of the input

**Atan**Output the arc tangent of the input

**Atan2**Output atan(u1/u2) of the inputs u1 and u2

**Sinh**Output the hyperbolic sine of the input

**Cosh**Output the hyperbolic cosine of the input

**Tanh**Output the hyperbolic tangent of the input

**Exp**Output the exponential (base e) of the input

**Power**Output the power to a base of the input

**Log**Output the logarithm (default base e) of the input (input > 0 required)

**Log10**Output the base 10 logarithm of the input (input > 0 required)

**WrapAngle**Wrap angle to interval ]-pi,pi] or [0,2*pi[

**Mean**Calculate mean over period 1/f

**RootMeanSquare**Calculate root mean square over period 1/f

**Variance**Calculates the empirical variance of its input signal

**Max**Pass through the largest signal

**Min**Pass through the smallest signal