The phrase "a constant date" is correct and usable in written English.
It can be used when referring to a date that remains unchanged or is consistently the same over a period of time.
Example: "The project deadline is set for a constant date, ensuring that all team members are aligned on the timeline."
Alternatives: "a fixed date" or "an unchanging date".
Maybe this is why the crime film has remained a constant (dating right back to 1903's The Great Train Robbery, often credited as the first narrative picture).
In this paper, we study the EE problem for limited-feedback coordinated beamforming systems providing real-time services with constant date rate.
As far as the authors know, no previous work has considered the joint power and feedback bit allocation to improve the system's EE for limited-feedback CoMP-CB under constant date rate services.
begin{aligned} A_i = left| u_i right|, end{aligned} (7) begin{aligned} S_i = left| date(d_i, T_{now}) right|, end{aligned} (8) begin{aligned} L_i = left| frac{f_i}{ date(d_i, T_{now}) } right|, end{aligned} (9 where (T_{now}) is a constant for current date, and the function (date(cdot )) is used to compute the number of days from (d_i) to (T_{now}).
With all of the social changes that have permeated the last century, there seems to be one constant: dating is hard.
While presents, tokens, of affection, and fancy nights out have their place, they shouldn't be a constant requirement to date someone.
In populations of a constant size, the dates of deep bifurcations will vary among loci whereas, in an expanding population, bifurcations for all loci will tend to date to the time of expansion.
An area of present-day Maine claimed by both the French and English crowns was an intermittent battleground between the English, the Indians, and the French from 1615 until 1675 and a constant battleground from that date until 1763, when the British conquered the French in eastern Canada.
One might notice a constant correlation between the date of the first frost and fluctuations in the price of wheat.
Time-dependent variables were defined also for age at each childbirth, with a constant reference value assigned until date of birth, and actual age at date of delivery otherwise.
