Adding eigs function

src/expression/embeddedDocs/embeddedDocs.js

@@ -154,6 +154,7 @@ import { floorDocs } from './function/arithmetic/floor'
 import { fixDocs } from './function/arithmetic/fix'
 import { expm1Docs } from './function/arithmetic/expm1'
 import { expmDocs } from './function/arithmetic/expm'
+import { eigsDocs } from './function/matrix/eigs'
 import { expDocs } from './function/arithmetic/exp'
 import { dotMultiplyDocs } from './function/arithmetic/dotMultiply'
 import { dotDivideDocs } from './function/arithmetic/dotDivide'
@@ -409,6 +410,7 @@ export const embeddedDocs = {
   flatten: flattenDocs,
   forEach: forEachDocs,
   inv: invDocs,
+  eigs: eigsDocs,
   kron: kronDocs,
   map: mapDocs,
   ones: onesDocs,

src/expression/embeddedDocs/function/matrix/eigs.js

@@ -0,0 +1,14 @@
+export const eigsDocs = {
+  name: 'eigs',
+  category: 'Matrix',
+  syntax: [
+    'eigs(x)'
+  ],
+  description: 'Calculate the eigenvalues and eigenvectors of a real symmetric matrix',
+  examples: [
+    'eigs([[5, 2.3], [2.3, 1]])'
+  ],
+  seealso: [
+    'inv'
+  ]
+}

src/factoriesAny.js

@@ -203,6 +203,7 @@ export { createHelp } from './expression/function/help'
 export { createChain } from './type/chain/function/chain'
 export { createDet } from './function/matrix/det'
 export { createInv } from './function/matrix/inv'
+export { createEigs } from './function/matrix/eigs'
 export { createExpm } from './function/matrix/expm'
 export { createSqrtm } from './function/matrix/sqrtm'
 export { createDivide } from './function/arithmetic/divide'