A corporate bond is a contract in which the issuing corporation promises to pay interest and
principal on prespecified future dates in exchange for the use of cash today. The value of a …

T he conventional wisdom regarding writing call options against a common stock portfolio is
that this activity reduces the market risk of the portfoliorisk meaning, of course, the possibility …

… This review is a sequel to a 1967 review by the same author (Iben 1967). Discussion is
limited to the evolution of single stars in quasi-static phases, avoiding all dis cussion of binary …

Current season needle necrosis (CSNN) has been a serious foliage disorder on true fir
Christmas trees and bough material in Europe and North America for more than 25 years. …

Recent years have witnessed a growth in mathematics for deep learning—which seeks a
deeper understanding of the concepts of deep learning with mathematics and explores how to …

… spread with those which we would obtain had we adopted the position (Iben and … From
the present vantage point, it is an easy matter to be led by a plausibility argument from the …

tRNA isopentenyltransferases (Tit1) modify tRNA position 37, adjacent to the anticodon, to N
6-isopentenyladenosine (i6A37) in all cells, yet the tRNA subsets selected for modification …

… envelope (Iben, 1975a), and later in AGB models of small core mass with the help of
convective overshoot (Iben and Renzini, 1982a, 1982b; Iben, 1983). More on the history of …

… The track and time scales between points 1 and 12 are taken from Iben (10). The initial …
The track be yond point 12 is topologically equivalent to that given by Kippenhahn, Thomas …

Schwarzschild and Haerm (1967), and Sanders (1967) have suggested that the synthesis of
elements by slow neutron capture on iron and on elements heavier than iron may take …