/src/lib/numeric/complex_constants.e

 1-- This file is part of a Liberty Eiffel library.
 2-- See the full copyright at the end.
 3--
 4expanded class COMPLEX_CONSTANTS
 5   -- Complex constants
 6
 7feature {ANY} --
 8   complex (a_real, an_imaginary: REAL_64): COMPLEX_64
 9      do
10         Result.set(a_real,an_imaginary)
11      end
12
13feature {ANY} -- Maths constants:
14   i: COMPLEX_64
15         -- complex i
16      do
17         Result.set(0.0, 1.0) -- set({REAL_32 0.0},{REAL_32 -1.0})
18      end
19
20   zero: COMPLEX_64
21         -- zero
22      do
23         check
24            Result.real = 0.0
25            Result.imaginary = 0.0
26         end
27      end
28
29   one: COMPLEX_64
30      do
31         Result.set(1.0,0.0)
32      end
33
34end -- class COMPLEX_CONSTANTS
35--
36-- Copyright (C) 2011-2017: Paolo Redaelli
37--
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42-- copies of the Software, and to permit persons to whom the Software is
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44--
45-- The above copyright notice and this permission notice shall be included in
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