update_fun: Update objective function value (adaQN)
In stochQN: Stochastic Limited Memory Quasi-Newton Optimizers

Update the (expected) value of the objective function in an 'adaQN_free' object, after it has been requested by the optimizer (do NOT update it otherwise).

1	update_fun(optimizer, fun)

`optimizer`	An 'adaQN_free' object which after the last run had requested a new function evaluation.
`fun`	Function as evaluated (in expectation) on the values of 'x' that were returned in the request.

No return value (object is updated in-place).

stochQN documentation built on Sept. 26, 2021, 9:07 a.m.