Solving.h

/*   Extended   */
/*  add this to Solving.h  */

// current in given element
double Get_Current(const Circuit*& circiut, const Element*& element);

// current in element due to another element
// (the current that due_to_element caused in element)
double Get_Current(const Circuit*& circiut, const Element*& element, const Element*& due_to_element);

// positive when dissipated, negative when supplied
double Get_Power(const Circuit*& circuit, const Element*& element);

// get power that due_to_elemnt caused in element
double Get_Power(const Circuit*& circuit, const Element*& element, const Element*& due_to_element);

// voltage difference between node1 & node2
// given the ids' of them, it searched for them in circuit
// given ids' are expected to be valid (in the circuit)
double Get_VoltDiff(const Circuit*& circuit, const int node1_id, const int node2_id);

// voltage differnt between two nodes that due_to_element caused 
double Get_VoltDiff(const Circuit*& circuit, const int node1_id, const int node2_id, const Element*& due_to_element);