In version 10.03.00.75 or 10.03.00.76, several options are missing from the calculation options when using the Implicit dynamic solver:
Y Iteration ToleranceLPI CoefficientNR Weighting CoefficientNR IterationsRelaxation Weighting CoefficientComputation DistanceStart Type
This is a known issue in version 10.03.00.75 and 10.03.00.76. The issue is resolved in subsequent releases starting with 10.03.00.77. See the below article for how to upgrade.
Downloading OpenFlows Software