;; Reference: Theta-Frequency Bursting and Resonance in Cerebellar Granule Cells:Experimental
;; Evidence and Modeling of a Slow K+-Dependent Mechanism
;; Egidio D'Angelo,Thierry Nieus,Arianna Maffei,Simona Armano,Paola Rossi,Vanni Taglietti,
;; Andrea Fontana and Giovanni Naldi

(nemo-model CGC_cac

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


   (component (type decaying-pool) (name ca)
 	      (const  F       = 96485.0)
	      (const  d       = .2)
	      (const  cao     = 2.)
 	      (const  cai0    = 1e-4)
 	      (const  beta    = 1.5)
	      
	      (d (ca) =  ((neg (ica) / (2 * F * d)) -
 			  (beta * (cai - cai0)))
	      	      	 (initial cai0))
	      
  	      (output ca)
  	      )

   ))