Deduce from Lemma 4.6 that in the definition of directional derivative (Def. 3.1) the straight line t →𝐩 t 𝐯 can be replaced by any curve αwith initial velocity 𝐯p, that is, such that α(0)=𝐩 and α^'(0)=𝐯p. | Numerade

Directional Derivative | Definition, Formula & Examples

𝐊𝐚𝐫𝐰𝐚𝐧 𝐘 𝐒𝐚𝐥𝐢𝐡 on Instagram: "𝐔𝐧𝐝𝐞𝐫𝐬𝐭𝐚𝐧𝐝𝐢𝐧𝐠 𝐭𝐡𝐞 𝐓𝐫𝐢𝐜𝐨𝐧𝐞 𝐃𝐫𝐢𝐥𝐥 𝐁𝐢𝐭 ,𝐓𝐡𝐞 𝐖𝐨𝐫𝐤𝐡𝐨𝐫𝐬𝐞 𝐨𝐟 𝐃𝐫𝐢𝐥𝐥𝐢𝐧𝐠 𝐎𝐩𝐞𝐫𝐚𝐭𝐢𝐨𝐧𝐬 🛢️ In oil & gas drilling, the Tricone Bit remains one of the most reliable and widely used tools for cutting through various formations. Designed for both rotary and directional drilling, this bit combines strength, precision, and versatility. 🔹 How It Works: A Tricone bit consists of three rotating cones, each equipp