Donut

local A, B = 0, 0
local chars = ".,-~:;=!*#$@"

while task.wait(0.05) do
    local b = table.create(1760, " ")
    local z = table.create(1760, 0)
    
    for j = 0, 6.28, 0.07 do
        for i = 0, 6.28, 0.02 do
            local sin_i, cos_j = math.sin(i), math.cos(j)
            local sin_A, sin_j = math.sin(A), math.sin(j)
             cos_A, cos_i = .(A), .(i)
             cos_B, sin_B = .(B), .(B)

             h = cos_j + 
             D =  / (sin_i * h * sin_A + sin_j * cos_A + )
             t = sin_i * h * cos_A - sin_j * sin_A

             x = .( +  * D * (cos_i * h * cos_B - t * sin_B))
             y = .( +  * D * (cos_i * h * sin_B + t * cos_B))
             o = x +  * y + 
             N = .( * ((sin_j * sin_A - sin_i * cos_j * cos_A) * cos_B - sin_i * cos_j * sin_A - sin_j * cos_A - cos_i * cos_j * sin_B))

             y <   y >   x >   x <   D > (z[o]  ) 
                z[o] = D
                 char_idx = .(N + , , #chars)
                b[o] = .(chars, char_idx, char_idx)
            
        
    

     output = 
     k = ,  
        output = output .. (k %  ==     b[k])
    
    
    (output)
    A += 
    B +=