diff --git a/lib/jasmine-core/jasmine.js b/lib/jasmine-core/jasmine.js
index b6bd9040..b1782efd 100644
--- a/lib/jasmine-core/jasmine.js
+++ b/lib/jasmine-core/jasmine.js
@@ -2801,10 +2801,25 @@ getJasmineRequireObj().Expectation = function(j$) {
     }
   }
 
+  /**
+   * Add some context for an {@link expect}
+   * @function
+   * @name matchers#withContext
+   * @param {String} message - Additional context to show when the matcher fails
+   * @return {matchers}
+   */
   Expectation.prototype.withContext = function withContext(message) {
     return addFilter(this, new ContextAddingFilter(message));
   };
 
+  /**
+   * Invert the matcher following this {@link expect}
+   * @member
+   * @name matchers#not
+   * @type {matchers}
+   * @example
+   * expect(something).not.toBe(true);
+   */
   Object.defineProperty(Expectation.prototype, 'not', {
     get: function() {
       return addFilter(this, syncNegatingFilter);
@@ -2828,10 +2843,27 @@ getJasmineRequireObj().Expectation = function(j$) {
     }
   }
 
+  /**
+   * Add some context for an {@link expectAsync}
+   * @function
+   * @name async-matchers#withContext
+   * @param {String} message - Additional context to show when the async matcher fails
+   * @return {async-matchers}
+   */
   AsyncExpectation.prototype.withContext = function withContext(message) {
     return addFilter(this, new ContextAddingFilter(message));
   };
 
+  /**
+   * Invert the matcher following this {@link expectAsync}
+   * @member
+   * @name async-matchers#not
+   * @type {async-matchers}
+   * @example
+   * await expectAsync(myPromise).not.toBeResolved();
+   * @example
+   * return expectAsync(myPromise).not.toBeResolved();
+   */
   Object.defineProperty(AsyncExpectation.prototype, 'not', {
     get: function() {
       return addFilter(this, asyncNegatingFilter);
diff --git a/src/core/Expectation.js b/src/core/Expectation.js
index 34f777a4..2de1c15f 100644
--- a/src/core/Expectation.js
+++ b/src/core/Expectation.js
@@ -16,10 +16,25 @@ getJasmineRequireObj().Expectation = function(j$) {
     }
   }
 
+  /**
+   * Add some context for an {@link expect}
+   * @function
+   * @name matchers#withContext
+   * @param {String} message - Additional context to show when the matcher fails
+   * @return {matchers}
+   */
   Expectation.prototype.withContext = function withContext(message) {
     return addFilter(this, new ContextAddingFilter(message));
   };
 
+  /**
+   * Invert the matcher following this {@link expect}
+   * @member
+   * @name matchers#not
+   * @type {matchers}
+   * @example
+   * expect(something).not.toBe(true);
+   */
   Object.defineProperty(Expectation.prototype, 'not', {
     get: function() {
       return addFilter(this, syncNegatingFilter);
@@ -43,10 +58,27 @@ getJasmineRequireObj().Expectation = function(j$) {
     }
   }
 
+  /**
+   * Add some context for an {@link expectAsync}
+   * @function
+   * @name async-matchers#withContext
+   * @param {String} message - Additional context to show when the async matcher fails
+   * @return {async-matchers}
+   */
   AsyncExpectation.prototype.withContext = function withContext(message) {
     return addFilter(this, new ContextAddingFilter(message));
   };
 
+  /**
+   * Invert the matcher following this {@link expectAsync}
+   * @member
+   * @name async-matchers#not
+   * @type {async-matchers}
+   * @example
+   * await expectAsync(myPromise).not.toBeResolved();
+   * @example
+   * return expectAsync(myPromise).not.toBeResolved();
+   */
   Object.defineProperty(AsyncExpectation.prototype, 'not', {
     get: function() {
       return addFilter(this, asyncNegatingFilter);