Snake lemma-Five lemma

From: "singau" <singau_online@xxxxxxxxxxx>
Date: 6 Sep 2005 16:44:48 -0700

ls,

in Lang's Algebra, the proof of the five lemma is an exercise. I am
able to prove it, but Lang also gives a hint: to show surjectivity, one
can use the snake lemma. I don't see how i can invoke the snake lemma.
can anyone tell me?

thanks in advance,

singau

.

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Re: Snake lemma-Five lemma
... the proof of the five lemma is an exercise. ... I don't see how i can invoke the snake lemma. ... > tortured path for proving the surjectivity conclusion ... ... Arturo Magidin ...
(sci.math)
Re: Snake lemma-Five lemma
... On Tue, 6 Sep 2005, singau wrote: ... > in Lang's Algebra, the proof of the five lemma is an exercise. ... I don't see how i can invoke the snake lemma. ...
(sci.math)