Manuscript XXII-D@1 · XXII-D.tex · section · 17889d18

What the cone determines

Conditional extraction and calibration › What the cone determines · lines 372–381

XXII-D@1#eq:quadratic

In coordinates supplied by $T_{D}$ , write

T_{D} v = (t (v), x (v)), q_{D} (v) = t (v)^{2} - ∥ x (v) ∥_{2}^{2} .

Displayed formulas in this passage

XXII-D@1#eq:quadratic · line 375
$T_{D} v = (t (v), x (v)), q_{D} (v) = t (v)^{2} - ∥ x (v) ∥_{2}^{2} .$