diff options
Diffstat (limited to 'lib/matrix.rb')
-rw-r--r-- | lib/matrix.rb | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/lib/matrix.rb b/lib/matrix.rb index 76bec9228b..ed5390f873 100644 --- a/lib/matrix.rb +++ b/lib/matrix.rb @@ -641,7 +641,7 @@ class Matrix #++ # - # Returns +true+ is this is a diagonal matrix. + # Returns +true+ if this is a diagonal matrix. # Raises an error if matrix is not square. # def diagonal? @@ -658,7 +658,7 @@ class Matrix end # - # Returns +true+ is this is an hermitian matrix. + # Returns +true+ if this is an hermitian matrix. # Raises an error if matrix is not square. # def hermitian? @@ -669,14 +669,14 @@ class Matrix end # - # Returns +true+ is this is a lower triangular matrix. + # Returns +true+ if this is a lower triangular matrix. # def lower_triangular? each(:strict_upper).all?(&:zero?) end # - # Returns +true+ is this is a normal matrix. + # Returns +true+ if this is a normal matrix. # Raises an error if matrix is not square. # def normal? @@ -694,7 +694,7 @@ class Matrix end # - # Returns +true+ is this is an orthogonal matrix + # Returns +true+ if this is an orthogonal matrix # Raises an error if matrix is not square. # def orthogonal? @@ -712,7 +712,7 @@ class Matrix end # - # Returns +true+ is this is a permutation matrix + # Returns +true+ if this is a permutation matrix # Raises an error if matrix is not square. # def permutation? @@ -748,21 +748,21 @@ class Matrix end # - # Returns +true+ is this is a singular matrix. + # Returns +true+ if this is a singular matrix. # def singular? determinant == 0 end # - # Returns +true+ is this is a square matrix. + # Returns +true+ if this is a square matrix. # def square? column_count == row_count end # - # Returns +true+ is this is a symmetric matrix. + # Returns +true+ if this is a symmetric matrix. # Raises an error if matrix is not square. # def symmetric? @@ -774,7 +774,7 @@ class Matrix end # - # Returns +true+ is this is a unitary matrix + # Returns +true+ if this is a unitary matrix # Raises an error if matrix is not square. # def unitary? @@ -792,14 +792,14 @@ class Matrix end # - # Returns +true+ is this is an upper triangular matrix. + # Returns +true+ if this is an upper triangular matrix. # def upper_triangular? each(:strict_lower).all?(&:zero?) end # - # Returns +true+ is this is a matrix with only zero elements + # Returns +true+ if this is a matrix with only zero elements # def zero? all?(&:zero?) |