Figure 1: Feedback control of the firm. Φ – firm, a controlled system; U – control subsystem; x – state before control; y –after control; u – control; Ix and Iy – feedback ensuring identification.
We use cookies or similar technologies to access personal data, including page visits and your IP address.
We use this information about you, your devices and your online interactions with us to provide, analyse and improve our services.
This may include personalising content or advertising for you. You can find out more in our
privacy policy and
cookie policy and
manage the choices available to you at any time by going to ‘Privacy settings’ at the bottom of any page.
Manage My Preferences
You have control over your personal data. For more detailed information about your personal data, please see our
Privacy Policy and Cookie Policy.
These cookies are essential in order to enable you to move around the site and use its features, such as accessing secure areas of the site.
Without these cookies, services you have asked for cannot be provided.
Third-party advertising and social media cookies are used to
(1) deliver advertisements more relevant to you and your interests;
(2) limit the number of times you see an advertisement;
(3) help measure the effectiveness of the advertising campaign; and
(4) understand people’s behavior after they view an advertisement.
They remember that you have visited a site and quite often they will be linked to site functionality provided by the other organization.
This may impact the content and messages you see on other websites you visit.
