ddc2ddff-cc2f-4486-b95a-a3af8640e239 117 2 5 false false 0 decimal

&[DATE] &[TIME] - &[FILENAME]

Arrow(Starting point x coordinate, Starting point y coordinate,
Length of the vector, Angle of the vector) - By Jean SP.x SP.y L.v H.L H.W α Arrow.LA 00 L.v 0 L.v H.L - H.W 2 / L.v H.L - H.W 2 / - L.v 052 mat α cos α sin α sin - α cos 22 mat * (SP.x SP.y SP.x SP.y SP.x SP.y SP.x SP.y SP.x SP.y 52 mat + :

account aspect ratio as scaling XY directions

H.L 0.75 : H.W 0.25 : 12 mat

H.L 1.5 : H.W 0.5 : 12 mat

Arrow 0030 H.L H.W 0 Arrow.LA 005 H.L H.W 0 Arrow.LA 005 H.L H.W 30 ° * Arrow.LA 2.5 010 H.L H.W 45 ° * Arrow.LA 41 sys :

x y axes x y / - :

Arrow 1 el Arrow 2 el Arrow 3 el Arrow 4 el axes 5 1 sys

With Both Arrow Heads; Revision to Jean's program SP.x SP.y L.v H.L H.W α Arrow_Both.LA 00 H.L H.W 2 / - H.L H.W 2 / 00 L.v 0 L.v H.L - H.W 2 / L.v H.L - H.W 2 / - L.v 082 mat α cos α sin α sin - α cos 22 mat * (SP.x SP.y SP.x SP.y SP.x SP.y SP.x SP.y SP.x SP.y SP.x SP.y SP.x SP.y SP.x SP.y 82 mat + :

Arrow_Both 0030 H.L H.W 0 Arrow_Both.LA 005 H.L H.W 30 ° * Arrow_Both.LA 3 6.5 10 H.L H.W 15 ° * Arrow_Both.LA 20012 H.L H.W 90 ° * Arrow_Both.LA 182 12.5 H.L H.W 120 ° * Arrow_Both.LA 51 sys :

Arrow_Both

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Example: To check Length of a vector: j varies from 1 to 5

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Program: To check Lengths of all vectors

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j 5 :

Check Lengths of All Vectors from derived cordinates M VL M M sys2mat : j 1 M rows range x1 j el M j el (41 el : x2 j el M j el (51 el : y1 j el M j el (42 el : y2 j el M j el (52 el : vl j el x1 j el x2 j el - (2^y1 j el y2 j el - (2^+ sqrt : 51 line for vl 31 line :

AA Arrow_Both j el : 182 17.47 3.42 17.03 3.17 182 11.75 12.83 12.28 11.4 12.72 11.65 11.75 12.83 82 mat

x1 AA 41 el : x2 AA 51 el : y1 AA 42 el : y2 AA 52 el : 41 line

Arrow_Both VL 3051012 12.5 51 mat

x1 x2 - (2^y1 y2 - (2^+ sqrt 12.5

Arrow_Both sys2mat rows 5