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#X text 13 149 HELP_PATCH_AUTHORS "pd meta" information added by Jonathan
Wilkes for Pd version 0.42. Updated by Fred Jan Kraan 2016-02.;
#X text 12 25 LICENSE GPL v2;
#X text 12 5 KEYWORDS control analysis;
#X text 12 106 AUTHOR Olaf Matthes;
#X text 12 45 DESCRIPTION calculate 1st or 2nd order difference;
#X text 12 66 INLET_0 bang float;
#X text 12 86 OUTLET_0 float;
#X text 12 127 MAINTAINER Fred Jan Kraan <fjkraan@xs4all.nl>;
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#X text 20 21 calculate 1st or 2nd order difference;
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#X text 96 476 order difference (1st or 2nd);
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#X text 162 367 - calculate and output result now;
#X text 162 402 - input value;
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