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1 dzień temu · Cayley Q8 graph showing the six cycles of multiplication by i, j and k. (If the image is opened in the Wikimedia Commons by clicking twice on it, cycles can be highlighted by hovering over or clicking on them.). In mathematics, the quaternion number system extends the complex numbers.Quaternions were first described by the Irish mathematician William Rowan Hamilton in 1843 and applied to ...
8 godz. temu · gtk, glib. michael (Michael Katzmann) July 9, 2024, 3:37am 1. I have a GtkColumnView with two columns. Each row contains two GtkEntry widgets. The data from these are linked to a GListStore holding tuples. The user can add and delete rows, after which the list is sorted. I cannot work out how to get the data out of the GListStore!
1 dzień temu · Stellar classification. In astronomy, stellar classification is the classification of stars based on their spectral characteristics. Electromagnetic radiation from the star is analyzed by splitting it with a prism or diffraction grating into a spectrum exhibiting the rainbow of colors interspersed with spectral lines.
1 dzień temu · Proportional representation (PR) refers to any type of electoral system under which subgroups of an electorate are reflected proportionately in the elected body. The concept applies mainly to political divisions (political parties) among voters.The essence of such systems is that all votes cast – or almost all votes cast – contribute to the result and are effectively used to help elect ...
8 godz. temu · Clematis plants are sorted into three main pruning groups based on their flowering style and timing. Group 1 clematis flowers in winter and spring on the growth from the previous year. This group doesn't need pruning, but you can remove old or damaged stems after they finish flowering. Examples include C. Alpina and C. Montana, which have ...
1 dzień temu · Dan1983. Members. 326. Posted 2 hours ago. Evening all, we have finally had our Rehau Rio windows sorted after 2 years of chasing but still not 100% happy with one sash. It seems to sit low in the frame (previously to the point of catching the rubber seal) The sash needs to go up 2-3mm but I’m being told there is no up/ down adjustment on ...
8 godz. temu · Twisters: Believe it or not, it was 1996 when the film Twister came out. Now, all these years later we get a stand-alone sequel. The film promises plenty of spectacular action as we follow Twister chasers on an adventure to learn more about them and capture the best footage of them they can. Thelma: Thelma Post is a 93-year-old grandmother who ...
