Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

#619 Is intersection empty for polytopes #624

Merged
merged 9 commits into from
Sep 18, 2018
Merged

#619 Is intersection empty for polytopes #624

Changes from 1 commit
Commits
Show all changes
9 commits
Select commit Hold shift + click to select a range
3842988
add is intersection empty
mforets Sep 12, 2018
50d701e
Add isempty for polytopes
mforets Sep 15, 2018
01918b1
unit tests and documentation for isempty(::AbstractPolytope)
mforets Sep 15, 2018
cd64a1d
add is_intersection_empty for polytopes
mforets Sep 15, 2018
0b0da5b
use test_suite_polyhedra
mforets Sep 15, 2018
32b271f
update vertices list
mforets Sep 16, 2018
af0fe5f
add method disambiguation and symmetric function
mforets Sep 17, 2018
e02a4e5
add type parameter in interfaces.md
mforets Sep 17, 2018
10715e9
empty line
mforets Sep 17, 2018
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
21 changes: 21 additions & 0 deletions src/is_intersection_empty.jl
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -574,3 +574,24 @@ function is_intersection_empty(P::AbstractPolytope{N},
return isempty_flag
end
end

# method disambiguation
function is_intersection_empty(point::AbstractSingleton{N},
set::AbstractPolytope{N},
witness::Bool=false
)::Union{Bool,Tuple{Bool,Vector{N}}} where {N<:Real}
empty_intersection = !∈(element(point), set)
if witness
return (empty_intersection, empty_intersection ? N[] : element(S))
else
return empty_intersection
end
end

# symmetric function
function is_intersection_empty(set::AbstractPolytope{N},
point::AbstractSingleton{N},
witness::Bool=false
)::Union{Bool, Tuple{Bool, Vector{N}}} where {N<:Real}
return is_intersection_empty(point, set, witness)
end
Copy link
Member

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

new line 😃

Copy link
Member Author

@mforets mforets Sep 17, 2018 •
edited
Loading

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

agghhh there is some obscure setting in my editor (atom) which removes the empty lines