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On 29 June 2017 at 14:09,  <temp212@gorodok.net> wrote:
> BUT, the problem is there is no way to set it as metatable to newly created
> tables automatically, to make code like {x,y,z} * {1,0,1} + 5 working.


function m(t)
    return setmetatable(t, mathematicmetatable)
end

m{x,y,z} * m{1, 0, 1} +  5

-- 
Javier