Coefficients for methods presented in the paper "Alternating Directions Implicit Integration in a General Linear Method Framework". Preprint available at arXiv:1902.00622 [math.NA].
Steps to reproduce
Coeffiencets are provided as Matlab arrays. Methods of order 2 and 4 have accurate coefficients (infinite precision). The order 3 method has coefficients as rational numbers accurate up to 24 digits.