;; Cerebellar Purkinje Cell: resurgent Na current and high frequency
;; firing (Khaliq et al 2003).

(nemo-model Ih

  ((input v 
	  (cai from ion-pools)
	  (ica from ion-currents))

   (const ena = 60)
   (const ek = -88)
   (const ca0 = 1e-4)


   (component (type gate-complex) (name Ih)
	      
	      (component (type gate)
			 
			 ;; rate functions
			 
			 (Ih_inf = (1.0 /(1.0 + exp ((v + 90.1) / 9.9))))
			 
			 (Ih_tau = ((1e3) * (0.19 + 0.72 * exp (neg(((v - (-81.5)) / 11.9) ^ 2)))))
			 
			 (hh-ionic-gate 
			  (Ih  ;; ion name: exported variables will be of the form {ion}_{id}
			   (initial-m (Ih_inf))
			   (m-power   1)
			   (h-power   0)
			   (m-inf     (Ih_inf))
			   (m-tau     (Ih_tau))
			   ))
			 
			 )

	      (component (type pore)
			 (const  gbar_Ih  = 0.0001)
			 (output gbar_Ih ))
	      
	      (component (type permeating-ion) (name non-specific)
			 (const e_Ih = -30)
			 (output e_Ih ))
	      
	      ) ;; end Ih current

))