The phrase "a difficult open" is not standard in written English and may cause confusion.
It could potentially be used in contexts discussing challenges related to an opening, such as in sports or problem-solving scenarios.
Example: "The chess match began with a difficult open that left both players in a tough position."
Alternatives: "a challenging opening" or "a tough start".
Sutton knows it well enough to be a steadying influence for Baddeley, a guide through the 7,211-yard 7,211-yardof blind shots, severe greens, buminefieldoflows that make St. George's such a difficult Open course.
However, the correlation between M E K and J α observed in the example earlier can be much weaker for other values of α, and the determination, without evaluating M E K, of an α⋆ such that the maximization of yields a design close to optimality for M E K is a difficult open problem.
● □ Very difficult ● □ Somewhat difficult ● □ A little difficult ● □ Not at all difficult ● □ Comments:____________________________ (If answered very, somewhat or a little) Please explain what it was that you found difficult (open ended) a. Do you feel you reported truthfully each week?
The determination of the computational accuracy constraint is a difficult and open problem and this value cannot be defined directly.
Thus, during the European Policy Workshop, it remained a difficult and open question how to connect (in Table 2) in meaningful ways these highly uncertain and speculative future visions for SynBio to the variety of ELSI issuesa.
All the algorithms and proofs presented here and in the Text S1 are generalizable to the scenario where different samples have different thresholds, but specifying such thresholds remains a difficult problem open for further investigation.
They left southern Greenland on 1 July and landed in Iceland before crossing difficult open water to the Faroes, a stretch they called the Devil's Dance Floor.
Subsequently, when people call 9-1-1, a pofficerfficer must be dispatched and forced to deal with difficult open carry extremists.
The courage to precociously undertake the difficult open access choice, strategy today widely accepted and much used, has allowed a sowing of TJHP contents.
Currently, the most difficult open problem in this area is perhaps to account for the so-called 'actuality entailments' noticed by Rajesh Bhatt (Bhatt 1999).
I hope that our nation can start to have the same difficult, open and honest discussion that you and I are having today.
