<content> <p> sinc(x)</p> </content>

468632a3-bb29-4c68-bb91-980c8136256f 49 Вячеслав Мезенцев 4 5 false false 0 decimal

&[DATE] &[TIME] - &[FILENAME]

clr r circle circle 00 r 13 mat transpose clr solid 115 mat transpose :

4 appVersion 0.99.7921.69

grid out clr 12 mat 0 #FF00FF6D 12 mat : n 19 range r 0.5 n log10 * : out n el clr r circle : 21 line for n 29 range r 0.5 n log10 * 0.5 + : out out clr r circle 11 mat stack : 21 line for n 033030 range line line 00 r n ° * cos * r n ° * sin * 14 mat transpose clr solid 115 mat transpose : out out line 11 mat stack : 21 line for out out black 0.5 circle 11 mat black 1 circle 11 mat stack : out 11 mat 61 line :

labels r 1.12 : N 12 : out r 0 0° 914 mat : n 3033060 range text r n ° * cos * 0.09 - r n ° * sin * 0.06 + n num2str ° concat 914 mat : out out text stack : 21 line for out out 00 0.01 914 mat stack : out out 0 0.5 0.1 914 mat stack : out out 01 1.0 914 mat stack : out 81 line :

grid labels 2 1 sys

f 600 MHz * :

λ c f / : 0.4997 m *

k 2 π * λ / : 12.5751 1 m / *

ψ 60 deg * :

S 0.8 λ * : 0.3997 m *

l.0 0.25 λ * : 0.1249 m *

M 180 deg * ψ / : 3

n Clear 1

sinc(x) - function x sinc x sin x ε + / :

tollerance ε 1015 -^:

x sinc

0 sinc 0

0.0 sinc 0

θ F.0 k l.0 * 2 / θ cos 1 - (* sinc k l.0 * 2 / θ cos 1 + (* sinc * θ sin * :

D.0 290 deg * F.0 * θ F.0 2^θ sin * θ 0 π int / : 2.0244

θ φ F.n 1 - (n^e i k * S * θ sin * φ n ψ * + cos *^* (n M - M sum :

θ φ F.res θ F.0 2^θ φ F.n abs 2^* :

θ φ F.resn θ φ F.res 90 deg * 0 deg * F.res / :

θ 0 π π 100 / range :

ψ 2 / 0.5236

the range for phi shold be [-psi/2 ... +psi/2]

F.1 N 20 : Δφ ψ N / : out 0 : k 1 N 1 + (range φ k 1 - (Δφ * ψ 2 / - : f 90 ° * φ F.resn : f 0.5 f log10 * 1 + : out k 1 el f φ cos * : out k 2 el f φ sin * : 51 line for out 51 line :

grid labels F.1 3 1 sys grid labels F.1 3 1 sys grid labels F.1 3 1 sys