- the
centre of the ellipse. Half of any such
diameter may be
called a
semidiameter,
although this term is most
often a
synonym for the
radius of a circle...
-
atmospheric refraction is ****umed to be 34 arcminutes, and the ****umed
semidiameter (apparent radius) of the Sun is 16 arcminutes. (The
apparent radius varies...
- of the perimeter. The semi-major axis (major semiaxis) is the
longest semidiameter or one half of the
major axis, and thus runs from the centre, through...
- {\tfrac {\pi }{\delta }}} for
denoting the
ratios semiperimeter to
semidiameter and
perimeter to diameter, that is, what is
presently denoted as π. (Before...
- a term that was in use
among Roman architects,
corresponding to the
semidiameter of the
column at its base. The term was
first set
forth by Vitruvius...
- **** thread#Diameters,
several measurements of a
threaded **** or bolt
Semidiameter, half of the
diameter of a
circle or
sphere Diameter may also
refer to:...
-
convergence Radius of
convexity Radius of
curvature Radius of
gyration Semidiameter The
plural of
radius can be
either radii (from the
Latin plural) or the...
- the two
equatorial major and
minor axes of inertia, with the
larger semidiameter pointing to 15° W
longitude (and also 180-degree away).
Following work...
-
matrix Σ {\displaystyle {\boldsymbol {\Sigma }}} (the
major and
minor semidiameters of the
ellipse equal the square-root of the
ordered eigenvalues). As...
-
almanacs give the Moon's and Sun's
semidiameter for each day.
Additionally the
observed altitudes are
cleared of
semidiameter. Clearing: The
lunar distance...
