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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>Steve, Is there any difference between a sequential dynamic system and a causal system, or is the former a species of the latter? <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Just trying to get the words straight. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>Nick Thompson<o:p></o:p></p><p class=MsoNormal><a href="mailto:ThompNickSon2@gmail.com"><span style='color:#0563C1'>ThompNickSon2@gmail.com</span></a><o:p></o:p></p><p class=MsoNormal><a href="https://wordpress.clarku.edu/nthompson/"><span style='color:#0563C1'>https://wordpress.clarku.edu/nthompson/</span></a><o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> Friam <friam-bounces@redfish.com> <b>On Behalf Of </b>Steve Smith<br><b>Sent:</b> Monday, November 29, 2021 10:52 AM<br><b>To:</b> friam@redfish.com<br><b>Subject:</b> Re: [FRIAM] The epiphenomenality relation<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><p>All of this discussion seems to be framed conveniently (for CS/modeling types) as Sequential Dynamical Systems:<o:p></o:p></p><p><a href="https://en.wikipedia.org/wiki/Sequential_dynamical_system">https://en.wikipedia.org/wiki/Sequential_dynamical_system</a><o:p></o:p></p><div><p class=MsoNormal>On 11/28/21 8:49 PM, Marcus Daniels wrote:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal><br>Can’t the delay be in arbitrarily-small discretized units (e.g. picoseconds) if needed?<o:p></o:p></p><div><p class=MsoNormal><br><br><o:p></o:p></p><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal style='margin-bottom:12.0pt'>On Nov 28, 2021, at 7:15 PM, Frank Wimberly <a href="mailto:wimberly3@gmail.com"><wimberly3@gmail.com></a> wrote:<o:p></o:p></p></blockquote></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><p class=MsoNormal> <o:p></o:p></p><div><p class=MsoNormal style='margin-bottom:12.0pt'>By the way an example of a cycle with no delay, unless time isn't continuous, is a pair of ladders leaning against each other so that neither falls. That violates assumptions of our causal discovery algorithms.<o:p></o:p></p><div><p class=MsoNormal>---<br>Frank C. Wimberly<br>140 Calle Ojo Feliz, <br>Santa Fe, NM 87505<br><br>505 670-9918<br>Santa Fe, NM<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>On Sun, Nov 28, 2021, 7:57 PM Frank Wimberly <<a href="mailto:wimberly3@gmail.com">wimberly3@gmail.com</a>> wrote:<o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><div><p class=MsoNormal style='margin-bottom:12.0pt'>An element of a (very short) cycle. Note that there has to be a delay.<o:p></o:p></p><div><p class=MsoNormal>---<br>Frank C. Wimberly<br>140 Calle Ojo Feliz, <br>Santa Fe, NM 87505<br><br>505 670-9918<br>Santa Fe, NM<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>On Sun, Nov 28, 2021, 7:44 PM <<a href="mailto:thompnickson2@gmail.com" target="_blank">thompnickson2@gmail.com</a>> wrote:<o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Frank, <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>In your lingo, what is an effect called that feeds back on its cause?<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Nick Thompson<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><a href="mailto:ThompNickSon2@gmail.com" target="_blank"><span style='color:#0563C1'>ThompNickSon2@gmail.com</span></a><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><a href="https://wordpress.clarku.edu/nthompson/" target="_blank"><span style='color:#0563C1'>https://wordpress.clarku.edu/nthompson/</span></a><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b>From:</b> Friam <<a href="mailto:friam-bounces@redfish.com" target="_blank">friam-bounces@redfish.com</a>> <b>On Behalf Of </b>Frank Wimberly<br><b>Sent:</b> Sunday, November 28, 2021 7:15 PM<br><b>To:</b> The Friday Morning Applied Complexity Coffee Group <<a href="mailto:friam@redfish.com" target="_blank">friam@redfish.com</a>><br><b>Subject:</b> Re: [FRIAM] The epiphenomenality relation<o:p></o:p></p></div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Yes, for example.<o:p></o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>---<br>Frank C. Wimberly<br>140 Calle Ojo Feliz, <br>Santa Fe, NM 87505<br><br>505 670-9918<br>Santa Fe, NM<o:p></o:p></p></div></div></div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>On Sun, Nov 28, 2021, 6:06 PM Marcus Daniels <<a href="mailto:marcus@snoutfarm.com" target="_blank">marcus@snoutfarm.com</a>> wrote:<o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-top:5.0pt;margin-right:0in;margin-bottom:5.0pt'><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>I guess you mean A(t=0)->B(t=1), B(t=1)->A(t=2), not B(t=1)->A(t=0)<o:p></o:p></p><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b>From:</b> Friam <<a href="mailto:friam-bounces@redfish.com" target="_blank">friam-bounces@redfish.com</a>> <b>On Behalf Of </b>Frank Wimberly<br><b>Sent:</b> Sunday, November 28, 2021 3:46 PM<br><b>To:</b> The Friday Morning Applied Complexity Coffee Group <<a href="mailto:friam@redfish.com" target="_blank">friam@redfish.com</a>><br><b>Subject:</b> Re: [FRIAM] The epiphenomenality relation<o:p></o:p></p></div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>I did a number of experiments in the use of causal learning methods to infer genetic regulatory networks using actual and simulated data. Those networks have loops of a variety of lengths. References available upon request.<o:p></o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>---<br>Frank C. Wimberly<br>140 Calle Ojo Feliz, <br>Santa Fe, NM 87505<br><br>505 670-9918<br>Santa Fe, NM<o:p></o:p></p></div></div></div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>On Sun, Nov 28, 2021, 4:41 PM Marcus Daniels <<a href="mailto:marcus@snoutfarm.com" target="_blank">marcus@snoutfarm.com</a>> wrote:<o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-top:5.0pt;margin-right:0in;margin-bottom:5.0pt'><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>I just don't see how that is a "loop" except that repeated application of such a matrix could lead to oscillation. It sounded like somehow causality was violated and not just obscured.<br><br>-----Original Message-----<br>From: Friam <<a href="mailto:friam-bounces@redfish.com" target="_blank">friam-bounces@redfish.com</a>> On Behalf Of ? glen<br>Sent: Sunday, November 28, 2021 3:38 PM<br>To: The Friday Morning Applied Complexity Coffee Group <<a href="mailto:friam@redfish.com" target="_blank">friam@redfish.com</a>><br>Subject: Re: [FRIAM] The epiphenomenality relation<br><br>Right, high dimension. More important than the matrix being large is that it has non-zero cross terms.<br><br>On November 28, 2021 8:42:37 AM PST, Marcus Daniels <<a href="mailto:marcus@snoutfarm.com" target="_blank">marcus@snoutfarm.com</a>> wrote:<br>>The operators are large (in the sense of a matrix) whether or not they are intended to be?<br>><br>>> On Nov 28, 2021, at 6:20 AM, <span style='font-family:"Segoe UI Symbol ,sans-serif",serif'>⛧</span> glen <<a href="mailto:gepropella@gmail.com" target="_blank">gepropella@gmail.com</a>> wrote:<br>>> <br>>> Any of the evolutionary operators across scales, from energy exchange at the finest to ecosystem reengineering at the coarsest.<br>>> <br>>>> On November 27, 2021 7:33:15 AM PST, Marcus Daniels <<a href="mailto:marcus@snoutfarm.com" target="_blank">marcus@snoutfarm.com</a>> wrote:<br>>>> I’ve heard these words from you Glen, but I have no idea what these loops are or what you might be talking about.<br>>>> <br>-- <br>glen <span style='font-family:"Segoe UI Symbol ,sans-serif",serif'>⛧</span><br><br><br>.-- .- -. - 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