//Created by libAntimony v2.4
model gall_1999__environment(time_)

  // Variable initializations:
  time_ = ;
end

model gall_1999__membrane(V, time_, i_Ca, i_K, i_K_Ca, i_Na_Ca)

  // Rate Rules:
  V' = -(i_K + i_Ca + i_K_Ca + i_Na_Ca) / Cm;

  // Variable initializations:
  V = -76.0;
  Cm = 5310.0;
  time_ = ;
  i_Ca = ;
  i_K = ;
  i_K_Ca = ;
  i_Na_Ca = ;
end

model gall_1999__rapidly_activating_K_current_n_gate(n, V, time_)

  // Assignment Rules:
  n_infinity := 1.0 / (1.0 + exp((V_n - V) / S_n));
  tau_n := c / (exp((V - V_) / a) + exp((V_ - V) / b));

  // Rate Rules:
  n' = lamda * ((n_infinity - n) / tau_n);

  // Variable initializations:
  n = 0.1;
  lamda = 1.6;
  V_n = -15.0;
  S_n = 5.6;
  a = 65.0;
  b = 20.0;
  c = 6.0;
  V_ = -75.0;
  V = ;
  time_ = ;
end

model gall_1999__rapidly_activating_K_current(i_K, V_K, time_, V, n)

  // Sub-modules, and any changes to those submodules:
  rapidly_activating_K_current_n_gate: gall_1999__rapidly_activating_K_current_n_gate(n, V, time_);

  // Assignment Rules:
  i_K := g_K * n * (V - V_K);

  // Variable initializations:
  V_K = -75.0;
  g_K = 2500.0;
end

model gall_1999__calcium_current_m_gate(m_infinity, V, time_)

  // Assignment Rules:
  m_infinity := 1.0 / (1.0 + exp((V_m - V) / S_m));

  // Variable initializations:
  V_m = 4.0;
  S_m = 14.0;
  V = ;
  time_ = ;
end

model gall_1999__calcium_current_h_gate(h, V, time_)

  // Assignment Rules:
  h := 1.0 / (1.0 + exp((V_h - V) / S_h));

  // Variable initializations:
  V_h = -10.0;
  S_h = -10.0;
  V = ;
  time_ = ;
end

model gall_1999__calcium_current(i_Ca, time_, V, m_infinity, h)

  // Sub-modules, and any changes to those submodules:
  calcium_current_m_gate: gall_1999__calcium_current_m_gate(m_infinity, V, time_);
  calcium_current_h_gate: gall_1999__calcium_current_h_gate(h, V, time_);

  // Assignment Rules:
  i_Ca := g_Ca * m_infinity * h * (V - V_Ca);

  // Variable initializations:
  V_Ca = 110.0;
  g_Ca = 1400.0;
end

model gall_1999__calcium_activated_K_current(i_K_Ca, V_K, time_, V, Ca_i)

  // Assignment Rules:
  i_K_Ca := g_K_Ca * (Ca_i / (K_d + Ca_i)) * (V - V_K);

  // Variable initializations:
  g_K_Ca = 30000.0;
  K_d = 100.0;
  V_K = ;
  time_ = ;
  V = ;
  Ca_i = ;
end

model gall_1999__Na_Ca_exchanger_current(i_Na_Ca, time_, V, Ca_i, Ca_o, Na_i, Na_o)

  // Assignment Rules:
  i_Na_Ca := g_Na_Ca * (power(Ca_i, nH) / (power(K_1_2, nH) + power(Ca_i, nH))) * (V - V_Na_Ca);
  V_Na_Ca := RT_F * (3.0 * ln(Na_o / Na_i - ln(Ca_o / Ca_i)));

  // Variable initializations:
  g_Na_Ca = 234.0;
  K_1_2 = 1.5;
  RT_F = 26.54;
  nH = 5.0;
  time_ = ;
  V = ;
  Ca_i = ;
  Ca_o = ;
  Na_i = ;
  Na_o = ;
end

model gall_1999__ionic_concentrations(Ca_i, Ca_o, Na_i, Na_o, time_, i_Ca, i_Na_Ca)

  // Rate Rules:
  Ca_i' = f * (- alpha * (i_Ca - 2.0 * i_Na_Ca) - k_Ca * Ca_i);

  // Variable initializations:
  Ca_i = 0.52;
  Ca_o = 2600.0;
  Na_i = 10.0;
  Na_o = 140.0;
  f = 0.001;
  k_Ca = 0.03;
  alpha = 0.0000045055;
  time_ = ;
  i_Ca = ;
  i_Na_Ca = ;
end

model *gall_1999____main()

  // Sub-modules, and any changes to those submodules:
  environment: gall_1999__environment(time_);
  membrane: gall_1999__membrane(V, time_, i_Ca, i_K, i_K_Ca, i_Na_Ca);
  rapidly_activating_K_current: gall_1999__rapidly_activating_K_current(i_K, V_K, time_, V, n);
  calcium_current: gall_1999__calcium_current(i_Ca, time_, V, m_infinity, h);
  calcium_activated_K_current: gall_1999__calcium_activated_K_current(i_K_Ca, V_K, time_, V, Ca_i);
  Na_Ca_exchanger_current: gall_1999__Na_Ca_exchanger_current(i_Na_Ca, time_, V, Ca_i, Ca_o, Na_i, Na_o);
  ionic_concentrations: gall_1999__ionic_concentrations(Ca_i, Ca_o, Na_i, Na_o, time_, i_Ca, i_Na_Ca);
end