--Equation Builder:
		--Printables:

				io.write("Input equation, increment size, number of dimensions, parameters, limits first dimension (lower upper), limits second dimension (lower upper), limits third dimension (lower upper)")
						--Input equation: 1 for ellipse, 2 for parabola, 3 for etc
						--Parameters is table of form: {a,b,c,d,e}
		--Wireless Connection:
				--Not yes

		--Variables:
				Args = {...}

		--Parameters:

		InputEquation = tonumber(Args[1])
		i = Args[2]								--Incrementer
		dim = tonumber(Args[3])


		Zmax = tonumber(Args[10])
		Zmin = tonumber(Args[9])
		Z = {}

		Xmax = tonumber(Args[6])
		Xmin = tonumber(Args[5])
		X = Xmin

		if dim > 2 then
				Ymax = tonumber(Args[8])
				Ymin = tonumber(Args[7])
				Y = Zmin
		end

		a = Args[11]
		b = Args[12]
		c = Args[13]
		d = Args[14]
		e = Args[15]
		locX = 0
		locZ = 0

		--Functions:

				function Eq()
						if InputEquation == 1 then
								if dim == 2 then
										EqZ = (b/a)*math.sqrt(a^2-X^2)		--Rewriten Ellipse of form "x^2/a^2+y^2/b^2==1"
								elseif dim == 3 then

								end

						elseif InputEquation == 2 then

						elseif InputEquation == 3 then

						end
				end

				--Refuels turtle
				function TurtleRefuel()								--Refuel
						if turtle.getFuelLevel() < 320 and turtle.getItemCount(1) > 3 then
								turtle.select(1)
								turtle.refuel(3)
								print("TurtleRefueling")
						end
						turtle.select(u)
				end

				--Item slot selection , for block selection (ignores first item slot which is usually reserved for fuel)
				function SlotSelection()
						itemdetail = turtle.getItemDetail()
						if turtle.getItemCount(u) == 0 or bb ~= itemdetail.name then
								for k=2,16 do
										if turtle.getItemCount(u) == 0 or bb ~= itemdetail.name then
												turtle.drop()
												if u < 16 then
														u=u+1
														turtle.select(u)
												else
														turtle.select(2)
														u=2
												end
										end
								end
						end

				end

				--Place underneath (down) block (even on water and lava)
				function BlockplaceDown()
						SlotSelection()
						if turtle.detectDown() then
								bool,data = turtle.inspectDown()
								if data.name == "minecraft:lava" and data.name == "minecraft:water" and data.name == "minecraft:flowing_water" and data.name == "minecraft:flowing_lava" then
										turtle.placeDown()
								end
						else
								turtle.placeDown()
						end
				end

				--graveldigforward
				function graveldig()								--Gravel Shield for digging and the digging
						os.sleep(9/20)
						if turtle.detect() then
								bool,data=turtle.inspect()
								while data.name ~= "minecraft:flowing_water" and data.name ~= "minecraft:flowing_lava" and turtle.inspect()~= false do
										turtle.dig()
										os.sleep(9/20)
										bool,data=turtle.inspect()
								end
						end
				end

				--Dig N move
				function dignmove()
						Fdig()
						graveldig()
						turtle.forward()
				end


				function round(num)
						math.floor(num+0.5)
				end

				--Max value in a table
				function maxtab(a)
						local values = {}
						for k,v in pairs(a) do
								values[#values+1] = v
						end
						table.sort(values)
						return values[#values]
				end




		--Code:

				while X < Xmax do
						print("Table Filling")
						Eq()
						Zx[X] = EqZ						--Filling in the locations of the blocks in the table

						X = X + i												--Upcounting of the increment

						if dim == 3 then
								while Z < Zmax do
										Yz[Eqy] = Z	--Filling in the locations of the blocks in the table
										Z = Z + i								--Upcounting of the increment
								end
						end
				end

				while locZ < tabZmax do
						tabZmax = maxtab(Zx)
						print("Strip building")
						while locX < Xmax do

								if round(Zx[locX]) == locZ then
										BlockplaceDown()			--Does NOT replace blocks (except water/lava)
								end

								dignmove()
								locX = locX + 1		--Keeps track of the X coordinate
								TurtleRefuel()
						end

						if math.mod(locX,2) == 0 and locZ < tabZmax then			--Turn around at the end of a 'strip'
								turtle.turnLeft()
								dignmove()
								turtle.turnLeft()
								else
								turtle.turnRight()
								dignmove()
								turtle.turnRight()
						end
						locZ = locZ + 1				--Keeps track of the Z coordinate change in the math.mod block
				end