The proof of mass vector.
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From: Ka-In Yen on 14 May 2007 21:15 On May 11, 7:56 am, Ka-In Yen <yenk...(a)yahoo.com.tw> wrote: > Again, let's check this equation pressure = force / area. > Force is a 3D vector and pressure is a scalar, therefore > area is a 3D vector. > <area> = <force> / pressure p= rho * <g> dot <h> p is the pressure in a static fluid. rho is the volume density of fluid. <g> is the acceleration of gravity. <h> is the depth of fluid. dot is the dot product. The above equation tells that pressure HAS TO be a scalar quantity in 3D vector algebra of physics.
From: Ka-In Yen on 20 May 2007 20:39 On May 9, 9:03 am, Eric Gisse <jowr...(a)gmail.com> wrote: > On May 8, 5:42 pm, Ka-In Yen <yenk...(a)yahoo.com.tw> wrote: > > > > > > > On Apr 26, 6:43 pm, Eric Gisse <jowr...(a)gmail.com> wrote: > > > > On Apr 25, 4:17 pm, Ka-In Yen <yenk...(a)yahoo.com.tw> wrote: > > > > > Ka-In Yen wrote: > > > > > > > Dear Bob Kolker, > > > > > > > Thank you for your comment. Pressure(p) is a scalar. > > > > > > Force and area are vectors. > > > > > > Force can be represented by a vector. That is because forces have both > > > > > megnitude and direction. Area cannot. Area is a measure. What is the > > > > > direction of an area? > > > > > Let's check this equation Pressure = Force / Area. > > > > If force is a vector and area is a scalar, then > > > > pressure is a vector. This is a disaster of physical > > > > mathematics. > > > > The only disaster is your freshman-level physics understanding. Quit > > > trying to pull vectorial information from equations that are only > > > valid in one dimension > > > Force is a 3D vector. > > I thought Asians were supposed to be good at mathematical based > sciences Yes, I am. On this tiny planet, earth, all human beings are ill-trained in 3D vector algebra, except me.
From: Phineas T Puddleduck on 20 May 2007 20:44 In article <1179707972.571336.226640(a)n15g2000prd.googlegroups.com>, Ka-In Yen <yenkain(a)yahoo.com.tw> wrote: > Yes, I am. On this tiny planet, earth, all human beings > are ill-trained in 3D vector algebra, except me. And modest too. PS - Such unbridled arrogance is often a sign of psychosis. -- COOSN-174-07-82116: Official Science Team mascot and alt.astronomy's favourite poster (from a survey taken of the saucerhead high command). Sacred keeper of the Hollow Sphere, and the space within the Coffee Boy singularity.
From: Eric Gisse on 20 May 2007 21:00 On May 20, 5:39 pm, Ka-In Yen <yenk...(a)yahoo.com.tw> wrote: [...] > > Yes, I am. On this tiny planet, earth, all human beings > are ill-trained in 3D vector algebra, except me. Yes, because it takes a goddamn genius to understand vector algebra. Your hubris is amazing. It sure must be lonely at the top...
From: Ka-In Yen on 20 May 2007 21:55
On May 21, 8:44 am, Phineas T Puddleduck <phineaspuddled...(a)gmail.com> wrote: > In article <1179707972.571336.226...(a)n15g2000prd.googlegroups.com>, > Ka-In Yen <yenk...(a)yahoo.com.tw> wrote: > > > Yes, I am. On this tiny planet, earth, all human beings > > are ill-trained in 3D vector algebra, except me. > > And modest too. Yes, I am. I did not include ETs. |