C
C There are a total of 24 entries in the algebraic variable array.
C There are a total of 7 entries in each of the rate and state variable arrays.
C There are a total of 51 entries in the constant variable array.
C
C
C VOI is t in component environment (second).
C ALGBRC(12) is Pi in component TempCDa (UnitP).
C STATES(1) is Pi in component TempRLC (UnitP).
C ALGBRC(21) is Qo in component TempRC (UnitQ).
C ALGBRC(19) is Qvi in component TempDPump (UnitQ).
C ALGBRC(7) is Qo in component TempCDv (UnitQ).
C ALGBRC(8) is Pi in component TJoint (UnitP).
C ALGBRC(18) is Qvo in component TempDPump (UnitQ).
C ALGBRC(1) is Pi in component TJoint (UnitP).
C ALGBRC(5) is Pi in component TempCDv (UnitP).
C ALGBRC(22) is Qo in component TJoint (UnitQ).
C CONSTS(1) is CVao in component ParaHeartP (UnitCV).
C ALGBRC(4) is E in component EVentricle (UnitE).
C STATES(2) is V in component TempCDv (UnitV).
C CONSTS(2) is PlvIni in component ParaHeartP (UnitP).
C CONSTS(3) is VlvIni in component ParaHeartP (UnitV).
C ALGBRC(6) is Tao in component TempCDv (dimensionless).
C CONSTS(4) is Vlv0 in component ParaHeartP (UnitV).
C ALGBRC(14) is Qo in component TempCDa (UnitQ).
C CONSTS(5) is CVmi in component ParaHeartP (UnitCV).
C ALGBRC(11) is E in component EAtrium (UnitE).
C STATES(3) is V in component TempCDa (UnitV).
C CONSTS(6) is PlaIni in component ParaHeartP (UnitP).
C CONSTS(7) is VlaIni in component ParaHeartP (UnitV).
C ALGBRC(13) is Tao in component TempCDa (dimensionless).
C CONSTS(8) is Vla0 in component ParaHeartP (UnitV).
C CONSTS(9) is ElvMax in component ParaHeartP (UnitE).
C CONSTS(10) is ElvMin in component ParaHeartP (UnitE).
C CONSTS(11) is T in component ParaHeartP (second).
C CONSTS(12) is Ts1 in component ParaHeartP (dimensionless).
C CONSTS(13) is Ts2 in component ParaHeartP (dimensionless).
C ALGBRC(2) is mt in component EVentricle (second).
C ALGBRC(3) is et in component EVentricle (dimensionless).
C CONSTS(14) is ElaMax in component ParaHeartP (UnitE).
C CONSTS(15) is ElaMin in component ParaHeartP (UnitE).
C CONSTS(16) is Tpwb in component ParaHeartP (dimensionless).
C CONSTS(17) is Tpww in component ParaHeartP (dimensionless).
C ALGBRC(9) is mt in component EAtrium (second).
C ALGBRC(10) is et in component EAtrium (dimensionless).
C STATES(4) is Qo in component TempRLC (UnitQ).
C CONSTS(18) is Rsas in component ParaSys (UnitR).
C CONSTS(19) is Csas in component ParaSys (UnitC).
C CONSTS(20) is Lsas in component ParaSys (UnitL).
C CONSTS(21) is P0sas in component ParaSys (UnitP).
C CONSTS(22) is Q0sas in component ParaSys (UnitQ).
C STATES(5) is Pi in component TempRLC (UnitP).
C ALGBRC(23) is Qo in component TJoint (UnitQ).
C ALGBRC(24) is Pi in component TempR (UnitP).
C STATES(6) is Qo in component TempRLC (UnitQ).
C CONSTS(23) is Rsat in component ParaSys (UnitR).
C CONSTS(24) is Csat in component ParaSys (UnitC).
C CONSTS(25) is Lsat in component ParaSys (UnitL).
C CONSTS(26) is P0sat in component ParaSys (UnitP).
C CONSTS(27) is Q0sat in component ParaSys (UnitQ).
C ALGBRC(20) is Pi in component TempR (UnitP).
C ALGBRC(15) is Qo in component TempR (UnitQ).
C CONSTS(28) is Rsar in component ParaSys (UnitR).
C STATES(7) is Pi in component TempRC (UnitP).
C ALGBRC(17) is Qo in component TempR (UnitQ).
C CONSTS(29) is Rscp in component ParaSys (UnitR).
C CONSTS(30) is Rsvn in component ParaSys (UnitR).
C CONSTS(31) is Csvn in component ParaSys (UnitC).
C CONSTS(32) is P0svn in component ParaSys (UnitP).
C CONSTS(33) is Qai in component ParaDPump (UnitQ).
C CONSTS(34) is Qao in component ParaDPump (UnitQ).
C ALGBRC(16) is mt in component TempDPump (second).
C CONSTS(35) is Ts2 in component ParaHeartP (dimensionless).
C CONSTS(36) is T in component ParaHeartP (second).
C CONSTS(37) is ElaMax in component ParaHeartP (UnitE).
C CONSTS(38) is ElaMin in component ParaHeartP (UnitE).
C CONSTS(39) is PlaIni in component ParaHeartP (UnitP).
C CONSTS(40) is VlaIni in component ParaHeartP (UnitV).
C CONSTS(41) is ElvMax in component ParaHeartP (UnitE).
C CONSTS(42) is ElvMin in component ParaHeartP (UnitE).
C CONSTS(43) is PlvIni in component ParaHeartP (UnitP).
C CONSTS(44) is VlvIni in component ParaHeartP (UnitV).
C CONSTS(45) is Tpwb in component ParaHeartP (dimensionless).
C CONSTS(46) is Tpww in component ParaHeartP (dimensionless).
C CONSTS(47) is Ts1 in component ParaHeartP (dimensionless).
C CONSTS(48) is CVao in component ParaHeartP (UnitCV).
C CONSTS(49) is CVmi in component ParaHeartP (UnitCV).
C CONSTS(50) is Vlv0 in component ParaHeartP (UnitV).
C CONSTS(51) is Vla0 in component ParaHeartP (UnitV).
C RATES(2) is d/dt V in component TempCDv (UnitV).
C RATES(3) is d/dt V in component TempCDa (UnitV).
C RATES(1) is d/dt Pi in component TempRLC (UnitP).
C RATES(4) is d/dt Qo in component TempRLC (UnitQ).
C RATES(5) is d/dt Pi in component TempRLC (UnitP).
C RATES(6) is d/dt Qo in component TempRLC (UnitQ).
C RATES(7) is d/dt Pi in component TempRC (UnitP).
C
      SUBROUTINE initConsts(CONSTS, RATES, STATES)
      REAL CONSTS(*), RATES(*), STATES(*)
      CONSTS(1) = 350.
      CONSTS(2) = 1.0
      CONSTS(3) = 5.0
      CONSTS(4) = 500
      CONSTS(5) = 400.
      CONSTS(6) = 1.0
      CONSTS(7) = 4.0
      CONSTS(8) = 20
      CONSTS(9) = 0.5
      CONSTS(10) = 0.1
      CONSTS(11) = 1.0
      CONSTS(12) = 0.3
      CONSTS(13) = 0.45
      CONSTS(14) = 0.25
      CONSTS(15) = 0.15
      CONSTS(16) = 0.92
      CONSTS(17) = 0.09
      CONSTS(18) = 0.003
      CONSTS(19) = 0.08
      CONSTS(20) = 0.000062
      CONSTS(21) = 100.
      CONSTS(22) = 0.
      CONSTS(23) = 0.05
      CONSTS(24) = 1.6
      CONSTS(25) = 0.0017
      CONSTS(26) = 100.
      CONSTS(27) = 0.
      CONSTS(28) = 0.5
      CONSTS(29) = 0.52
      CONSTS(30) = 0.075
      CONSTS(31) = 20.5
      CONSTS(32) = 0.
      CONSTS(33) = -300
      CONSTS(34) = 200
      CONSTS(35) = 0.45
      CONSTS(36) = 1.0
      CONSTS(37) = 0.25
      CONSTS(38) = 0.15
      CONSTS(39) = 1.0
      CONSTS(40) = 4.0
      CONSTS(41) = 0.5
      CONSTS(42) = 0.1
      CONSTS(43) = 1.0
      CONSTS(44) = 5.0
      CONSTS(45) = 0.92
      CONSTS(46) = 0.09
      CONSTS(47) = 0.3
      CONSTS(48) = 350.
      CONSTS(49) = 400.
      CONSTS(50) = 500
      CONSTS(51) = 20
      STATES(1) = CONSTS(21)
      STATES(2) = CONSTS(4)
      STATES(3) = CONSTS(8)
      STATES(4) = CONSTS(22)
      STATES(5) = CONSTS(26)
      STATES(6) = CONSTS(27)
      STATES(7) = CONSTS(32)
      RETURN
      END
      SUBROUTINE computeRates(VOI, CONSTS,  RATES, STATES, ALGBRC)
      REAL VOI, CONSTS(*), RATES(*), STATES(*), ALGBRC(*)
      ALGBRC(1) = STATES(5)
      RATES(4) = ((STATES(1) - ALGBRC(1)) -  CONSTS(18)*STATES(4))/CONSTS(20)
      ALGBRC(2) = VOI -  CONSTS(11)*INT(VOI/CONSTS(11))
      ALGBRC(3) = TERNRY(ALGBRC(2).GE.0.00000.AND.ALGBRC(2).LE. CONSTS(12)*CONSTS(11), 1.00000 - cos(( 3.14159*ALGBRC(2))/( CONSTS(12)*CONSTS(11))), TERNRY(ALGBRC(2).GT. CONSTS(12)*CONSTS(11).AND.ALGBRC(2).LE. CONSTS(13)*CONSTS(11), 1.00000+cos(( 3.14159*(ALGBRC(2) -  CONSTS(12)*CONSTS(11)))/( (CONSTS(13) - CONSTS(12))*CONSTS(11))), TERNRY(ALGBRC(2).GT. CONSTS(13)*CONSTS(11).AND.ALGBRC(2).LT.CONSTS(11), 0.00000, 0.0/0.0)
      ALGBRC(4) = CONSTS(10)+( ALGBRC(3)*(CONSTS(9) - CONSTS(10)))/2.00000
      ALGBRC(5) = CONSTS(2)+ ALGBRC(4)*(STATES(2) - CONSTS(3))
      ALGBRC(6) = TERNRY(ALGBRC(5).GE.STATES(1), 1.00000, TERNRY(ALGBRC(5).LT.STATES(1), 0.00000, 0.0/0.0)
      ALGBRC(7) = TERNRY(ALGBRC(5).GE.STATES(1),  CONSTS(1)*ALGBRC(6)*ABS(ALGBRC(5) - STATES(1)) ** 0.500000, TERNRY(ALGBRC(5).LT.STATES(1),  -1.00000*CONSTS(1)*ALGBRC(6)*ABS(STATES(1) - ALGBRC(5)) ** 0.500000, 0.0/0.0)
      RATES(1) = (ALGBRC(7) - STATES(4))/CONSTS(19)
      ALGBRC(16) = VOI -  CONSTS(36)*INT(VOI/CONSTS(36))
      ALGBRC(19) = TERNRY(ALGBRC(16).GE.0.00000.AND.ALGBRC(16).LE. CONSTS(35)*CONSTS(36),  0.500000*CONSTS(33)*(1.00000 - cos(( 2.00000*3.14159*ALGBRC(16))/( CONSTS(35)*CONSTS(36)))), TERNRY(ALGBRC(16).GT. CONSTS(35)*CONSTS(36).AND.ALGBRC(16).LT.CONSTS(36), 0.00000, 0.0/0.0)
      ALGBRC(9) = VOI -  CONSTS(11)*INT(VOI/CONSTS(11))
      ALGBRC(10) = TERNRY(ALGBRC(9).GE.0.00000.AND.ALGBRC(9).LE. ((CONSTS(16)+CONSTS(17)) - 1.00000)*CONSTS(11), 1.00000 - cos(( 2.00000*3.14159*(ALGBRC(9) -  (CONSTS(16) - 1.00000)*CONSTS(11)))/( CONSTS(17)*CONSTS(11))), TERNRY(ALGBRC(9).GT. ((CONSTS(16)+CONSTS(17)) - 1.00000)*CONSTS(11).AND.ALGBRC(9).LE. CONSTS(16)*CONSTS(11), 0.00000, TERNRY(ALGBRC(9).GT. CONSTS(16)*CONSTS(11).AND.ALGBRC(9).LE.CONSTS(11), 1.00000 - cos(( 2.00000*3.14159*(ALGBRC(9) -  CONSTS(16)*CONSTS(11)))/( CONSTS(17)*CONSTS(11))), 0.0/0.0)
      ALGBRC(11) = CONSTS(15)+( ALGBRC(10)*(CONSTS(14) - CONSTS(15)))/2.00000
      ALGBRC(12) = CONSTS(6)+ ALGBRC(11)*(STATES(3) - CONSTS(7))
      ALGBRC(8) = ALGBRC(5)
      ALGBRC(13) = TERNRY(ALGBRC(12).GE.ALGBRC(8), 1.00000, TERNRY(ALGBRC(12).LT.ALGBRC(8), 0.00000, 0.0/0.0)
      ALGBRC(14) = TERNRY(ALGBRC(12).GE.ALGBRC(8),  CONSTS(5)*ALGBRC(13)*ABS(ALGBRC(12) - ALGBRC(8)) ** 0.500000, TERNRY(ALGBRC(12).LT.ALGBRC(8),  -1.00000*CONSTS(5)*ALGBRC(13)*ABS(ALGBRC(8) - ALGBRC(12)) ** 0.500000, 0.0/0.0)
      ALGBRC(22) = ALGBRC(14)+ALGBRC(19)
      RATES(2) = ALGBRC(22) - ALGBRC(7)
      ALGBRC(21) = (STATES(7) - ALGBRC(12))/CONSTS(30)
      RATES(3) = ALGBRC(21) - ALGBRC(14)
      ALGBRC(18) = TERNRY(ALGBRC(16).GE.0.00000.AND.ALGBRC(16).LE. CONSTS(35)*CONSTS(36), 0.00000, TERNRY(ALGBRC(16).GT. CONSTS(35)*CONSTS(36).AND.ALGBRC(16).LT.CONSTS(36),  0.500000*CONSTS(34)*(1.00000 - cos(( 2.00000*3.14159*(ALGBRC(16) -  CONSTS(35)*CONSTS(36)))/(CONSTS(36) -  CONSTS(35)*CONSTS(36)))), 0.0/0.0)
      ALGBRC(23) = STATES(4)+ALGBRC(18)
      RATES(5) = (ALGBRC(23) - STATES(6))/CONSTS(24)
      ALGBRC(15) = STATES(6)
      ALGBRC(20) = STATES(7)+ CONSTS(29)*ALGBRC(15)
      ALGBRC(24) = ALGBRC(20)+ CONSTS(28)*STATES(6)
      RATES(6) = ((STATES(5) - ALGBRC(24)) -  CONSTS(23)*STATES(6))/CONSTS(25)
      ALGBRC(17) = ALGBRC(15)
      RATES(7) = (ALGBRC(17) - ALGBRC(21))/CONSTS(31)
      RETURN
      END
      SUBROUTINE computeVariables(VOI, CONSTS, RATES, STATES, ALGBRC)
      REAL VOI, CONSTS(*), RATES(*), STATES(*), ALGBRC(*)
      ALGBRC(1) = STATES(5)
      ALGBRC(2) = VOI -  CONSTS(11)*INT(VOI/CONSTS(11))
      ALGBRC(3) = TERNRY(ALGBRC(2).GE.0.00000.AND.ALGBRC(2).LE. CONSTS(12)*CONSTS(11), 1.00000 - cos(( 3.14159*ALGBRC(2))/( CONSTS(12)*CONSTS(11))), TERNRY(ALGBRC(2).GT. CONSTS(12)*CONSTS(11).AND.ALGBRC(2).LE. CONSTS(13)*CONSTS(11), 1.00000+cos(( 3.14159*(ALGBRC(2) -  CONSTS(12)*CONSTS(11)))/( (CONSTS(13) - CONSTS(12))*CONSTS(11))), TERNRY(ALGBRC(2).GT. CONSTS(13)*CONSTS(11).AND.ALGBRC(2).LT.CONSTS(11), 0.00000, 0.0/0.0)
      ALGBRC(4) = CONSTS(10)+( ALGBRC(3)*(CONSTS(9) - CONSTS(10)))/2.00000
      ALGBRC(5) = CONSTS(2)+ ALGBRC(4)*(STATES(2) - CONSTS(3))
      ALGBRC(6) = TERNRY(ALGBRC(5).GE.STATES(1), 1.00000, TERNRY(ALGBRC(5).LT.STATES(1), 0.00000, 0.0/0.0)
      ALGBRC(7) = TERNRY(ALGBRC(5).GE.STATES(1),  CONSTS(1)*ALGBRC(6)*ABS(ALGBRC(5) - STATES(1)) ** 0.500000, TERNRY(ALGBRC(5).LT.STATES(1),  -1.00000*CONSTS(1)*ALGBRC(6)*ABS(STATES(1) - ALGBRC(5)) ** 0.500000, 0.0/0.0)
      ALGBRC(16) = VOI -  CONSTS(36)*INT(VOI/CONSTS(36))
      ALGBRC(19) = TERNRY(ALGBRC(16).GE.0.00000.AND.ALGBRC(16).LE. CONSTS(35)*CONSTS(36),  0.500000*CONSTS(33)*(1.00000 - cos(( 2.00000*3.14159*ALGBRC(16))/( CONSTS(35)*CONSTS(36)))), TERNRY(ALGBRC(16).GT. CONSTS(35)*CONSTS(36).AND.ALGBRC(16).LT.CONSTS(36), 0.00000, 0.0/0.0)
      ALGBRC(9) = VOI -  CONSTS(11)*INT(VOI/CONSTS(11))
      ALGBRC(10) = TERNRY(ALGBRC(9).GE.0.00000.AND.ALGBRC(9).LE. ((CONSTS(16)+CONSTS(17)) - 1.00000)*CONSTS(11), 1.00000 - cos(( 2.00000*3.14159*(ALGBRC(9) -  (CONSTS(16) - 1.00000)*CONSTS(11)))/( CONSTS(17)*CONSTS(11))), TERNRY(ALGBRC(9).GT. ((CONSTS(16)+CONSTS(17)) - 1.00000)*CONSTS(11).AND.ALGBRC(9).LE. CONSTS(16)*CONSTS(11), 0.00000, TERNRY(ALGBRC(9).GT. CONSTS(16)*CONSTS(11).AND.ALGBRC(9).LE.CONSTS(11), 1.00000 - cos(( 2.00000*3.14159*(ALGBRC(9) -  CONSTS(16)*CONSTS(11)))/( CONSTS(17)*CONSTS(11))), 0.0/0.0)
      ALGBRC(11) = CONSTS(15)+( ALGBRC(10)*(CONSTS(14) - CONSTS(15)))/2.00000
      ALGBRC(12) = CONSTS(6)+ ALGBRC(11)*(STATES(3) - CONSTS(7))
      ALGBRC(8) = ALGBRC(5)
      ALGBRC(13) = TERNRY(ALGBRC(12).GE.ALGBRC(8), 1.00000, TERNRY(ALGBRC(12).LT.ALGBRC(8), 0.00000, 0.0/0.0)
      ALGBRC(14) = TERNRY(ALGBRC(12).GE.ALGBRC(8),  CONSTS(5)*ALGBRC(13)*ABS(ALGBRC(12) - ALGBRC(8)) ** 0.500000, TERNRY(ALGBRC(12).LT.ALGBRC(8),  -1.00000*CONSTS(5)*ALGBRC(13)*ABS(ALGBRC(8) - ALGBRC(12)) ** 0.500000, 0.0/0.0)
      ALGBRC(22) = ALGBRC(14)+ALGBRC(19)
      ALGBRC(21) = (STATES(7) - ALGBRC(12))/CONSTS(30)
      ALGBRC(18) = TERNRY(ALGBRC(16).GE.0.00000.AND.ALGBRC(16).LE. CONSTS(35)*CONSTS(36), 0.00000, TERNRY(ALGBRC(16).GT. CONSTS(35)*CONSTS(36).AND.ALGBRC(16).LT.CONSTS(36),  0.500000*CONSTS(34)*(1.00000 - cos(( 2.00000*3.14159*(ALGBRC(16) -  CONSTS(35)*CONSTS(36)))/(CONSTS(36) -  CONSTS(35)*CONSTS(36)))), 0.0/0.0)
      ALGBRC(23) = STATES(4)+ALGBRC(18)
      ALGBRC(15) = STATES(6)
      ALGBRC(20) = STATES(7)+ CONSTS(29)*ALGBRC(15)
      ALGBRC(24) = ALGBRC(20)+ CONSTS(28)*STATES(6)
      ALGBRC(17) = ALGBRC(15)
      RETURN
      END
      REAL FUNCTION TERNRY(TEST, VALA, VALB)
      LOGICAL TEST
      REAL VALA, VALB
      IF (TEST) THEN
        TERNRY = VALA
      ELSE
        TERNRY = VALB
      ENDIF
      RETURN
      END