<div dir="ltr">Dear all,<div><br></div><div>I would like plot a Thermal Frontal Parameter TFP = −∇|∇τ | ·
∇τ
∇τ = 0.<div id="gmail_3o1vdfuwhvqc" style="display:inline-block"></div></div><div>Can someone help me?</div><div>Thanks a lot!</div><div>Kelen</div></div>