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comment update 2 for IMKG methods
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cjvogl committed Apr 15, 2019
1 parent 49a5a2f commit 262ffea
Showing 1 changed file with 6 additions and 6 deletions.
12 changes: 6 additions & 6 deletions components/homme/src/theta-l/arkode_mod.F90
Original file line number Diff line number Diff line change
Expand Up @@ -1245,14 +1245,14 @@ end subroutine set_Butcher_tables
subroutine set_IMKG_Butcher_tables(arkode_parameters, s, a, ahat, dhat, b)
!-----------------------------------------------------------------
! Description: sets Butcher tables in IMEX-KG format:
! Ae: 0 | 0 Ai: 0 | 0
! c1 | a1 0 chat1 | ahat1 dhat1
! c2 | b1 a2 0 chat2 | bhat1 ahat2 dhat2
! c3 | b2 0 a3 0 chat3 | bhat2 0 ahat3 dhat3
! Ae: 0 | 0 Ai: 0 | 0
! c1 | a1 0 chat1 | ahat1 dhat1
! c2 | b1 a2 0 chat2 | b1 ahat2 dhat2
! c3 | b2 0 a3 0 chat3 | b2 0 ahat3 dhat3
! | |
! cq | bq-1 0 ... 0 aq 0 chatq | bhatq-1 0 ... 0 ahatq 0
! cq | bq-1 0 ... 0 aq 0 chatq | bq-1 0 ... 0 ahatq 0
! ---------------------- -----------------------------------------
! | bq-1 0 ... 0 aq 0 | bhatq-1 0 ... 0 ahatq 0
! | bq-1 0 ... 0 aq 0 | bq-1 0 ... 0 ahatq 0
!
! ci = sum_j Ae(i,j) chati = sum_j Ai(i,j)
!
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