Fixed-period pacing
These runs use the April 2007 fit to the APD restitution, SHD case
Default input parameters:
>>>>>>>>>>>>>>>>>>
100	m value, it is the number of aggregate (unit) in the loop
begin ACL para (new)
350 157 .0021 -20 .0004 136  	Parameters for Fn A (a, b, sigma, p, gamma, tau)
.07 1 .125 .02     	 	Parameters for Fn C (c,d,deltaL,omega)
0 0.05 		 		Parameters for Fn L (alpha, s)
1700 82 1200			Parameters for new (11/17) c,d,k
begin IaIgBnDelta12 (common to all cellT)
30 0.2 		 	 	Parameters for Fn Ia1 (IR,p)
34.999 0.01 		 	Parameters for Fn Ia2 (IR,p)
35 1 0.15 		 	Parameters for Fn Ig1 (Imax, beta,q)
35 1 0.15		 	Parameters for Fn Ig2 (Imax, beta,q)
400 0 0 700 100 1.25 100 70	Parameters for Bn (b1,b2,b3,w1,w2,t1,t2,t3) (new)
120	16			delta2 delta1 (newnew) used for finding betaKN in ineq (3)
Initial DI = 100 all cells/units
****** beats not listed explicitly in each run below occur in reentry mode except where noted
****** All runs are 200 beats unless otherwise stated
>>>>>>>>>>>>>>>>>>
RUN 1: Default parameters with decreasing pacing period
	Run 1.1: All parameters are default - Reentry is initiated briefly then ends permanently
	(a similar output for pacing period 390)
in beat 1 T4 fails--Cell one
in beat 4 T4 fails--Cell one (2 reentrant beats)
in beat 5 T4 fails--Cell one
in beat 6 T4 fails--Cell one
	Run 1.2: All parameters are default except for pacing period = 380
	There are more reentrant beats before full termination
in beat 1 T4 fails--Cell one
in beat 34 T4 fails--Cell one (32 reentrant beats)
in beat 35 T4 fails--Cell one
in beat 36 T4 fails--Cell one (reentry fully terminated with Beat 34)
	Run 1.3: All parameters are default except for pacing period = 370
Reentry is initiated in Beat 2 and sustained w/o interruption (output is similar with pacing period 360)
Convergent reentry with DI ~59.38, APD ~173.64, CL ~233.02
	Run 1.4: All parameters are default except for pacing period = 350
	There is only one reentrant beat now (Beat 2)
	One * means one reentry beat and ** means two consecutive reentry beats
in beat 1 T4 fails--Cell one
in beat 3 T4 fails--Cell one *
in beat 4 T4 fails--Cell one
in beat 5 T4 fails--Cell one
	Run 1.5: All parameters are default except for pacing period = 340
	Reentry is intermittent (2 beats followed by 2 UDCP); same pattern occurs with pacing period 330
in beat 1 T4 fails--Cell one
in beat 2 T4 fails--Cell one
in beat 5 T4 fails--Cell one **
in beat 6 T4 fails--Cell one
in beat 9 T4 fails--Cell one **
in beat 10 T4 fails--Cell one
	Run 1.6: All parameters are default except for pacing period = 320
	Reentry is eventually sustained in this run
in beat 1 T4 fails--Cell one
in beat 2 T4 fails--Cell one
in beat 7 T4 fails--Cell one (4 reentrant beats)
in beat 8 T4 fails--Cell one
in beat 33 T4 fails in Cell#27 in reentry
in beat 34 T2 fails
in beat 35 T4 fails--Cell one (reentry is re-initiated with the next beat and sustained w/o interruption)
	Run 1.7: All parameters are default except for pacing period = 310
	Intermittent reentry with a complex periodic pattern of occurrence
in beat 1 T4 fails--Cell one
in beat 2 T4 fails--Cell one
in beat 7 T4 fails--Cell one (4 reentrant beats)
in beat 8 T4 fails--Cell one
in beat 28 T4 fails--Cell one (19 reentrant beats)
in beat 29 T4 fails--Cell one
in beat 34 T4 fails--Cell one (4 reentrant beats)
in beat 35 T4 fails--Cell one
in beat 55 T4 fails--Cell one (19 reentrant beats)
in beat 56 T4 fails--Cell one
in beat 59 T4 fails--Cell one **
in beat 60 T4 fails--Cell one
in beat 65 T4 fails--Cell one (4 reentrant beats)
in beat 66 T4 fails--Cell one
in beat 86 T4 fails--Cell one (19 reentrant beats)
in beat 87 T4 fails--Cell one
in beat 90 T4 fails--Cell one **
in beat 91 T4 fails--Cell one
in beat 96 T4 fails--Cell one (4 reentrant beats)
in beat 97 T4 fails--Cell one (the 88-beat pattern from Beat 7 to Beat 96 seems to repeat)
	Run 1.8: All parameters are default except for pacing period = 300
	Reentry is intermittent with eventual pattern of 9 reentry beats being followed by 2 UDCP
in beat 1 T4 fails--Cell one
in beat 2 T4 fails--Cell one
in beat 17 T4 fails--Cell one (14 reentrant beats)
in beat 18 T4 fails--Cell one
in beat 20 T4 fails--Cell one *
in beat 21 T4 fails--Cell one
in beat 24 T4 fails--Cell one **
in beat 25 T4 fails--Cell one
in beat 30 T4 fails--Cell one (4 reentrant beats)
in beat 31 T4 fails--Cell one
in beat 41 T4 fails--Cell one (9 reentrant beats)
in beat 42 T4 fails--Cell one
in beat 52 T4 fails--Cell one (9 reentrant beats)
in beat 53 T4 fails--Cell one
in beat 63 T4 fails--Cell one (9 reentrant beats)
	Run 1.9: All parameters are default except for pacing period = 290
	Intermittent, sparce (1 in 5 or 20%) periodically occuring reentry
in beat 1 T4 fails--Cell one
in beat 2 T4 fails--Cell one
in beat 17 T4 fails in Cell#4 in reentry (14 reentrant beats)
in beat 18 T2 fails
in beat 19 T4 fails--Cell one
in beat 20 T4 fails--Cell one
in beat 21 T4 fails in Cell#4 in reentry
in beat 22 T2 fails
in beat 23 T4 fails--Cell one
in beat 24 T2 fails <------------------------- (Midway block at Cell#4 in UDCP mode)
in beat 25 T4 fails--Cell one
in beat 27 T4 fails in Cell#4 in reentry (1 reentrant beat)
in beat 28 T2 fails
in beat 29 T4 fails--Cell one
in beat 30 T2 fails <------------------------- (Midway block at Cell#4 in UDCP mode)
in beat 31 T4 fails--Cell one
in beat 33 T4 fails in Cell#4 in reentry (the 5-beat pattern from Beat 27 to Beat 32 seems to repeat)
	Run 1.10: All parameters are default except for pacing period = 280
	One reentry beat only; no reentry is initiated with pacing period = 270, 260
in beat 1 T4 fails--Cell one
in beat 2 T4 fails--Cell one
in beat 4 T4 fails--Cell one *
in beat 5 T4 fails--Cell one
in beat 6 T4 fails--Cell one
*******************************************
RUN 2: Only change from Run 1 is d = 1.1 (slightly slower conduction)
	Run 2.1: All parameters are default except for pacing period = 370
	Reentry terminates fully
in beat 1 T4 fails--Cell one
in beat 50 T4 fails in Cell#97 in reentry (48.5 reentrant beats, with beat 50 starting in reentry, ending in UDCP)
in beat 51 T2 fails
in beat 52 T4 fails--Cell one
in beat 53 T4 fails--Cell one
in beat 54 T4 fails--Cell one
	Run 2.2: All parameters are default except for pacing period = 340
	Reentry is intermittent (2 beats followed by 2 UDCP); same pattern occurs with pacing period 330, 320
in beat 1 T4 fails--Cell one
in beat 2 T4 fails--Cell one
in beat 5 T4 fails--Cell one **
in beat 6 T4 fails--Cell one
in beat 9 T4 fails--Cell one **
in beat 10 T4 fails--Cell one (pattern continues)
	Run 2.3: All parameters are default except for pacing period = 310
	Reentry is intermittent with a complex periodic pattern of occurrence
in beat 1 T4 fails--Cell one
in beat 2 T4 fails--Cell one
in beat 7 T4 fails--Cell one (4 reentrant beats)
in beat 8 T4 fails--Cell one
in beat 19 T4 fails in Cell#63 in reentry (10.5 reentrant beats)
in beat 20 T2 fails
in beat 21 T4 fails--Cell one
in beat 45 T4 fails in Cell#63 in reentry (23.5 reentrant beats)
in beat 46 T2 fails
in beat 47 T4 fails--Cell one
in beat 63 T4 fails in Cell#63 in reentry (15.5 reentrant beats)
in beat 64 T2 fails
in beat 65 T2 fails <--------------------------- (Midway block in Cell#4 in UDCP mode)
in beat 66 T4 fails--Cell one
in beat 74 T4 fails in Cell#63 in reentry  (7.5 reentrant beats)
in beat 75 T2 fails
in beat 76 T4 fails in Cell#3 in reentry
in beat 77 T2 fails
in beat 78 T4 fails--Cell one
in beat 83 T4 fails--Cell one (4 reentrant beats)
in beat 84 T4 fails--Cell one
in beat 95 T4 fails in Cell#63 in reentry (8.5 reentrant beats)
in beat 96 T2 fails
in beat 97 T4 fails--Cell one
in beat 121 T4 fails in Cell#63 in reentry (23.5 reentrant beats)
in beat 122 T2 fails
in beat 123 T4 fails--Cell one
in beat 139 T4 fails in Cell#63 in reentry (15.5 reentrant beats)
in beat 140 T2 fails
in beat 141 T2 fails <--------------------------- (Midway block in Cell#3 in UDCP mode)
in beat 142 T4 fails--Cell one
in beat 150 T4 fails in Cell#63 in reentry  (7.5 reentrant beats)
in beat 151 T2 fails
in beat 152 T4 fails in Cell#3 in reentry
in beat 153 T2 fails
in beat 154 T4 fails--Cell one
in beat 159 T4 fails--Cell one (4 reentrant beats)
in beat 160 T4 fails--Cell one
in beat 171 T4 fails in Cell#63 in reentry (8.5 reentrant beats)
The 75-beat pattern from Beat 95 to Beat 170 seems to repeat from Beat 171 on (400 beats total)
	Run 2.4: All parameters are default except for pacing period = 300
in beat 1 T4 fails--Cell one
in beat 2 T4 fails--Cell one
in beat 13 T4 fails in Cell#53 in reentry
in beat 14 T2 fails
in beat 15 T4 fails--Cell one
in beat 19 T4 fails in Cell#53 in reentry
in beat 20 T2 fails
in beat 21 T4 fails in Cell#53 in reentry
in beat 22 T2 fails
in beat 23 T4 fails--Cell one
in beat 29 T4 fails in Cell#53 in reentry
in beat 30 T2 fails
in beat 31 T4 fails--Cell one
in beat 39 T4 fails in Cell#53 in reentry
in beat 40 T2 fails
in beat 41 T4 fails in Cell#53 in reentry
in beat 42 T2 fails
in beat 43 T4 fails--Cell one
in beat 56 T4 fails--Cell one (12 reentrant beats)
in beat 57 T4 fails--Cell one
in beat 65 T4 fails in Cell#27 in reentry
in beat 66 T2 fails
in beat 67 T4 fails--Cell one
in beat 69 T4 fails--Cell one *
in beat 70 T4 fails--Cell one
in beat 73 T4 fails--Cell one **
in beat 74 T4 fails--Cell one
in beat 79 T4 fails--Cell one (4 reentrant beats)
in beat 80 T4 fails--Cell one
in beat 90 T4 fails--Cell one (9 reentrant beats)
in beat 91 T4 fails--Cell one
in beat 105 T4 fails in Cell#89 in reentry
in beat 106 T2 fails
in beat 107 T4 fails--Cell one
in beat 115 T4 fails--Cell one (7 reentrant beats)
in beat 116 T4 fails--Cell one
in beat 121 T4 fails--Cell one (4 reentrant beats)
in beat 122 T4 fails--Cell one
in beat 133 T4 fails in Cell#66 in reentry
in beat 134 T2 fails
in beat 135 T4 fails--Cell one
in beat 139 T4 fails in Cell#66 in reentry
in beat 140 T2 fails
in beat 141 T4 fails in Cell#66 in reentry
in beat 142 T2 fails
in beat 143 T4 fails--Cell one (the 5-beat pattern from Beat 139 to Beat 143 seems to repeat from the next beat on)
	Run 2.5: All parameters are default except for pacing period = 290
	Every 7 reentrant beats are followed by 6 UDCP beats that are interrupted in the middle by one reentrant beat!
in beat 1 T4 fails--Cell one
in beat 2 T4 fails--Cell one
in beat 10 T4 fails in Cell#35 in reentry
in beat 11 T2 fails
in beat 12 T4 fails--Cell one
in beat 14 T4 fails--Cell one *
in beat 15 T4 fails--Cell one
in beat 16 T4 fails--Cell one
in beat 24 T4 fails in Cell#37 in reentry
in beat 25 T2 fails
in beat 26 T4 fails--Cell one
in beat 28 T4 fails--Cell one *
in beat 29 T4 fails--Cell one
in beat 30 T4 fails--Cell one
in beat 38 T4 fails in Cell#37 in reentry (the 6-beat pattern from Beat 24 to Beat 30 seems to repeat from this beat on)
	Run 2.6: All parameters are default except for pacing period = 280
	Reentry is fully terminated in this case
in beat 1 T4 fails--Cell one
in beat 2 T4 fails--Cell one
in beat 10 T4 fails in Cell#35 in reentry
in beat 11 T2 fails
in beat 12 T4 fails--Cell one
in beat 20 T4 fails in Cell#35 in reentry
in beat 21 T2 fails
in beat 22 T4 fails--Cell one
in beat 30 T4 fails in Cell#35 in reentry
in beat 31 T2 fails
in beat 32 T4 fails--Cell one
in beat 34 T4 fails in Cell#35 in reentry
in beat 35 T2 fails
in beat 36 T4 fails--Cell one
in beat 38 T4 fails--Cell one *
in beat 39 T4 fails--Cell one
in beat 40 T4 fails--Cell one (reentry terminated in Beat 38)
	Run 2.7: All parameters are default except for pacing period = 200
	For pacing periods 270 down to 210 no reentry is initiated
in beat 1 T4 fails--Cell one
in beat 4 T4 fails--Cell one **
in beat 5 T4 fails--Cell one
in beat 6 T4 fails--Cell one
in beat 7 T4 fails--Cell one (reentry terminated in Beat 5)
	Run 2.8: All parameters are default except for pacing period = 190
	Reentry is not initiated b/c of T3 failure; pacing period is shorter than reentrant CL ~233.
in beat 1 T4 fails--Cell one
in beat 2 T3 fails
in beat 3 T3 fails
in beat 4 T3 fails
*******************************************
RUN 3: Only change from Run 1 is the initial conditions to all DI = 60
	Run 3.1: All parameters are default except for pacing period = 400
Reentry is initiated immediately and sustained; convergent type with all DI ~59.38
Same output for pacing periods down to 300; convergent reentry pattern is persistent
	Run 3.2: All parameters are default except for pacing period = 290
	Reentry is initiated with Beat 2 and sustained thereafter w/o interruptions
in beat 1 T3 fails
	Run 3.3: All parameters are default except for pacing period = 280
	Reentry fully terminates; pacing period is closer to reentry cycle length? (see Run 1.3 above)
in beat 1 T3 fails
in beat 23 T4 fails--Cell one (21 reentrant beats)
in beat 24 T4 fails--Cell one
in beat 32 T4 fails in Cell#37 in reentry (after 7 reentrant beats)
in beat 33 T2 fails
in beat 34 T4 fails--Cell one
in beat 36 T4 fails--Cell one *
in beat 37 T4 fails--Cell one
in beat 38 T4 fails--Cell one
	Run 3.4: All parameters are default except for pacing period = 260
	Only one reentrant beat
in beat 1 T3 fails
in beat 3 T4 fails--Cell one *
in beat 4 T4 fails--Cell one
in beat 5 T4 fails--Cell one
	Run 3.5: All parameters are default except for pacing period = 250
Reentry is initiated and sustained w/o interruptions; same output for pacing periods down to 220;
The reentry cycle length of about 233 is within this range so maybe that is not a deciding factor?