From e97a22d5bbdde5b96d9401a7abb25534a2d45bd1 Mon Sep 17 00:00:00 2001
From: Justin Le <justin@jle.im>
Date: Tue, 22 Dec 2015 22:15:53 -0800
Subject: NFData instances for various Static types, and mapping and outer
 product methods to Domain

---
 packages/base/src/Numeric/LinearAlgebra/Static.hs | 27 +++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'packages/base/src/Numeric/LinearAlgebra/Static.hs')

diff --git a/packages/base/src/Numeric/LinearAlgebra/Static.hs b/packages/base/src/Numeric/LinearAlgebra/Static.hs
index 843c727..4de4d7a 100644
--- a/packages/base/src/Numeric/LinearAlgebra/Static.hs
+++ b/packages/base/src/Numeric/LinearAlgebra/Static.hs
@@ -416,6 +416,9 @@ class Domain field vec mat | mat -> vec field, vec -> mat field, field -> mat ve
     dot :: forall n . (KnownNat n) => vec n -> vec n -> field
     cross :: vec 3 -> vec 3 -> vec 3
     diagR ::  forall m n k . (KnownNat m, KnownNat n, KnownNat k) => field -> vec k -> mat m n
+    dvmap :: forall n. (field -> field) -> vec n -> vec n
+    dmmap :: forall n m. (field -> field) -> mat n m -> mat n m
+    outer :: forall n m. vec n -> vec m -> mat n m
 
 
 instance Domain ℝ R L
@@ -425,6 +428,9 @@ instance Domain ℝ R L
     dot = dotR
     cross = crossR
     diagR = diagRectR
+    dvmap = mapR
+    dmmap = mapL
+    outer = outerR
 
 instance Domain ℂ C M
   where
@@ -433,6 +439,9 @@ instance Domain ℂ C M
     dot = dotC
     cross = crossC
     diagR = diagRectC
+    dvmap = mapC
+    dmmap = mapM'
+    outer = outerC
 
 --------------------------------------------------------------------------------
 
@@ -472,6 +481,15 @@ crossR (extract -> x) (extract -> y) = vec3 z1 z2 z3
     z2 = x!2*y!0-x!0*y!2
     z3 = x!0*y!1-x!1*y!0
 
+outerR :: R n -> R m -> L n m
+outerR (R (Dim x)) (R (Dim y)) = mkL (LA.outer x y)
+
+mapR :: (ℝ -> ℝ) -> R n -> R n
+mapR f (R (Dim v)) = R (Dim (LA.cmap f v))
+
+mapM' :: (ℂ -> ℂ) -> M n m -> M n m
+mapM' f (M (Dim (Dim m))) = M (Dim (Dim (LA.cmap f m)))
+
 --------------------------------------------------------------------------------
 
 mulC :: forall m k n. (KnownNat m, KnownNat k, KnownNat n) => M m k -> M k n -> M m n
@@ -510,6 +528,15 @@ crossC (extract -> x) (extract -> y) = mkC (LA.fromList [z1, z2, z3])
     z2 = x!2*y!0-x!0*y!2
     z3 = x!0*y!1-x!1*y!0
 
+outerC :: C n -> C m -> M n m
+outerC (C (Dim x)) (C (Dim y)) = mkM (LA.outer x y)
+
+mapC :: (ℂ -> ℂ) -> C n -> C n
+mapC f (C (Dim v)) = C (Dim (LA.cmap f v))
+
+mapL :: (ℝ -> ℝ) -> L n m -> L n m
+mapL f (L (Dim (Dim m))) = L (Dim (Dim (LA.cmap f m)))
+
 --------------------------------------------------------------------------------
 
 diagRectR :: forall m n k . (KnownNat m, KnownNat n, KnownNat k) => ℝ -> R k -> L m n
-- 
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