%%%%%%%%%%%%%%%%%%% class: pz %%%%%%%%%%%%%%%%%%%% <a href="matlab:help pz/char">pz/char</a> - convert a pz object into a string. <a href="matlab:help pz/copy">pz/copy</a> - Make copy of pz objects depending of the second input <a href="matlab:help pz/cp2iir">pz/cp2iir</a> - Return a,b IIR filter coefficients for a complex pole designed using the bilinear transform. <a href="matlab:help pz/cz2iir">pz/cz2iir</a> - return a,b IIR filter coefficients for a complex zero designed using the bilinear transform. <a href="matlab:help pz/display">pz/display</a> - display a pz object. <a href="matlab:help pz/fq2ri">pz/fq2ri</a> - Convert frequency/Q pole/zero representation <a href="matlab:help pz/pz">pz/pz</a> - is the ltpda class that provides a common definition of poles and zeros. <a href="matlab:help pz/resp">pz/resp</a> - returns the complex response of the pz object. <a href="matlab:help pz/ri2fq">pz/ri2fq</a> - Convert comlpex pole/zero into frequency/Q pole/zero representation. <a href="matlab:help pz/rp2iir">pz/rp2iir</a> - Return a,b coefficients for a real pole designed using the bilinear transform. <a href="matlab:help pz/rz2iir">pz/rz2iir</a> - Return a,b IIR filter coefficients for a real zero designed using the bilinear transform. <a href="matlab:help pz/setF">pz/setF</a> - Set the property 'f' <a href="matlab:help pz/setQ">pz/setQ</a> - Set the property 'q' <a href="matlab:help pz/setRI">pz/setRI</a> - Set the property 'ri' and computes 'f' and 'q' <a href="matlab:help pz/string">pz/string</a> - writes a command string that can be used to recreate the input pz object. <a href="matlab:help pz/update_struct">pz/update_struct</a> - update the input structure to the current ltpda version