div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=least-squares-avf-inversion-this-highlights-that-solving-for-ac-and-aq-is-an-overdeterminedhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Least squares AVF inversionThis highlights that solving for ac and aQ is an overdetermined problem which we can solve by casting as a least-squares minimization problem Equation 2 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220607206080d469b3ffd3543176f600html5thumbnails1jpg width=140 height=200 divdiv