The phrase "from which then" is grammatically correct and can be used in written English.
It is typically used to introduce a clause or phrase that provides additional information or elaboration on something previously mentioned. Example: The company, from which then she had been working for many years, suddenly closed down without any warning.
This is realized by taking the ratio of sums of the vector distances alpha =frac{sum limits_{i=1}^Nleft|{p}_i^{prime}right|}{sum limits_{i=1}^Nleft|{p}_iright|} (3)from which then the systems can be adapted to {q}_i^{prime }=raisebox{1ex}{${p}_i^{prime }$} left/ raisebox{-1ex raisebox{-1exght.
Researchers from Which? then found that they were able to shop with other people's cards without hindrance.
It had a very small bar we got drinks from, which then became the bar in the play.
The NH3 H2O2/air sequence led to a transformation of surface nanorods with an outermost layer of Cu2O, first in CuO nanograins from which then CuO nanowires grew.
Although reactions are removed in the order of their flux range (smallest range first), reactions with identical flux ranges may exist (e.g., from parallel pathways) from which then one is chosen randomly.
It helped catapult her into a U.S. Senate seat from New York, which then afforded her a near perfect perch from which to run for president herself.
He was then transferred to an aircraft chartered in from Nairobi, which then flew him back to the Sheldrick orphanage.
In 1998, Cox, based in Atlanta, bought the stations from Chancellor Broadcasting, which then also owned WALK-FM.
"So in the future, the sister of the past, I may see myself as I sit here now but by reflection from that which then I shall be".
The authors of the Science article wrote that the addition of water melting from glaciers, which then shifted toward the equator, accounted for the squashing of the planet.
Asia, too, is addicted to American debt, in so far as this finances imports from Asia, which then invests some of the proceeds back in America.
