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On 6 fév, 11:48, "Androcles" wrote:
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On 6 fév, 02:34, Pentcho Valev wrote:

http://philipball.blogspot.com/2007/...-was-innocent-...
"With the technology then available, measuring the bending of
starlight was very challenging. And contrary to popular belief,
Newtonian physics did not predict that light would remain undeflected
- Einstein himself pointed out in 1911 that Newtonian gravity should
cause some deviation too. So the matter was not that of an all-or-
nothing shift in stars' positions, but hinged on the exact numbers."

| Right.

| Classical Newtonian mechanics predicts that light will bend with
| twice the angle observed.

How?

| Lapsus. Its the reverse.

| I meant to write half the angle observed. and for corrected
| relativistic
| Newtonian, the angle is twice that of classical Newtonian, as is
| observed.


Ok, but my real question is how does classical Newtonian mechanics
prophesy that light will bend at all? It does, I'm wondering if you,
Eddington or Einstein knows how.