From you link:
"Nor did this situation [flat earth] change with the advent of Christianity. A few--at least two and at most five--early Christian fathers denied the sphericity of earth by mistakenly taking passages such as Ps. 104:2-3 as geographical rather than metaphorical statements."
"On the other side tens of thousands of Christian theologians, poets, artists, and scientists took the spherical view throughout the early, medieval, and modern church. The point is that no educated person believed otherwise."
Oh come on now: