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author | bhanu |

Fri, 12 Nov 2010 00:59:21 +0530 | |

changeset 492 | de1998c3791e |

parent 491 | ebfe3a675882 |

child 493 | 62b93bfac3cd |

language check done for `getting started with symbolics`

--- a/getting-started-with-symbolics/script.rst Fri Nov 12 00:40:47 2010 +0530 +++ b/getting-started-with-symbolics/script.rst Fri Nov 12 00:59:21 2010 +0530 @@ -41,11 +41,11 @@ * Defining symbolic functions. * Simplifying and solving symbolic expressions and functions. -Amongst a lot of other things, Sage can do Symbolic Math and we shall +In addtion to a lot of other things, Sage can do Symbolic Math and we shall start with defining symbolic expressions in Sage. -Hope you have your Sage notebook open. If not, pause the video and -start you Sage notebook. +Have your Sage notebook opened. If not, pause the video and +start you Sage notebook right now. On the sage notebook type:: @@ -64,7 +64,7 @@ Sage simply returns the expression. Sage treats ``sin(y)`` as a symbolic expression. We can use this to do -symbolic maths using Sage's built-in constants and expressions. +symbolic math using Sage's built-in constants and expressions. Let us try out a few examples. :: @@ -287,7 +287,7 @@ as we can see when we substitute the value the answer is almost = 0 showing the solution we got was correct. -Following is an (are) exercise(s) that you must do. +Following are a few exercises that you must do. %% %% Differentiate the following.