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Tina Müller 2016-12-05 23:44:36 +01:00
parent 9dc3c2bb62
commit bba7bfd280
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Task/Vector-products/FunL/vector-products.funl Normal file
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A = (3, 4, 5)
B = (4, 3, 5)
C = (-5, -12, -13)
def dot( u, v ) = sum( u(i)v(i) | i <- 0:u.>length() )
def cross( u, v ) = (u(1)v(2) - u(2)v(1), u(2)v(0) - u(0)v(2), u(0)v(1) - u(1)v(0) )
def scalarTriple( u, v, w ) = dot( u, cross(v, w) )
def vectorTriple( u, v, w ) = cross( u, cross(v, w) )
println( "A\u00b7B = ${dot(A, B)}" )
println( "A\u00d7B = ${cross(A, B)}" )
println( "A\u00b7(B\u00d7C) = ${scalarTriple(A, B, C)}" )
println( "A\u00d7(B\u00d7C) = ${vectorTriple(A, B, C)}" )