diff --git a/fortran/cobyla/cobyla.f90.new b/fortran/cobyla/cobyla.f90.new
index 8fb8fdcc5d..40e9506d4c 100644
--- a/fortran/cobyla/cobyla.f90.new
+++ b/fortran/cobyla/cobyla.f90.new
@@ -614,17 +614,19 @@ real(RP), intent(in) :: x_internal(:)
 real(RP), intent(out) :: f_internal
 real(RP), intent(out) :: constr_internal(:)
 ! Local variables
-integer(IK), allocatable :: ixl(:), ixu(:)
+integer(IK), allocatable :: ixl(:), ixu(:), mxl, mxu
 real(RP) :: constr_nlc(m_nonlcon)
 
 call calcfc(x_internal, f_internal, constr_nlc)
+mxl = int(count(xl > -REALMAX), IK)
+mxu = int(count(xu < REALMAX), IK)
 call safealloc(ixl, mxl)
 call safealloc(ixu, mxu)
 ixl = trueloc(xl > -REALMAX)
 ixu = trueloc(xu < REALMAX)
 constr_internal = [x_internal(ixl) - xl(ixl), xu(ixu) - x_internal(ixu), &
     & matprod(Aeq, x_internal) - beq, beq - matprod(Aeq, x_internal), &
-    & matprod(Aineq, x_internal) - bineq, constr_nlc]
+    & bineq - matprod(Aineq, x_internal), constr_nlc]
 end subroutine
 
 end subroutine cobyla
diff --git a/fortran/common/linalg.f90 b/fortran/common/linalg.f90
index 9035f1931a..285dd57494 100644
--- a/fortran/common/linalg.f90
+++ b/fortran/common/linalg.f90
@@ -39,7 +39,7 @@ module linalg_mod
 !
 ! Started: July 2020
 !
-! Last Modified: Wednesday, July 05, 2023 PM03:44:51
+! Last Modified: Sunday, July 16, 2023 PM11:51:27
 !--------------------------------------------------------------------------------------------------!
 
 implicit none
@@ -1062,7 +1062,7 @@ function lsqr_Rfull(b, Q, R) result(x)
 ! This function solves the linear least squares problem min ||A*x - b||_2 by the QR factorization.
 ! This function is used in LINCOA, where,
 ! 1. The economy-size QR factorization is supplied externally (Q is called QFAC and R is called RFAC);
-! 3. R is non-singular.
+! 2. R is non-singular.
 !--------------------------------------------------------------------------------------------------!
 use, non_intrinsic :: consts_mod, only : RP, IK, EPS, DEBUGGING
 use, non_intrinsic :: debug_mod, only : assert