Hello, can someone please point out a text or book that treats the subject of KCL in complex space for networks with emphasis on computational solving of the resulting matrix of equations ? (this is more or less the foundation of SPICE but I am not trying to duplicate that). thanks, Peter P. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist