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From: | Marco Atzeri |
Subject: | Re: sum element of columns |
Date: | Wed, 17 Oct 2018 08:58:43 +0200 |
User-agent: | Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 |
Am 17.10.2018 um 00:54 schrieb turbofib:
thank you i ask you another question ; a[1 4 6 3; 6 5 4 3;9 7 3 5; 3 4 1 3] i want this: 3 3+6 3+6+4 3+6+4+1 first row 3 3+4 3+4+5 3+4+5+6 second row 5 5+3 5+3+7 5+3+7+9 third row 3 3+1 3+1+4 3+1+4+3 four row result= B=[3 9 13 14;3 7 12 18;5 8 15 24;3 4 8 11]
octave:1> a=[1 4 6 3; 6 5 4 3;9 7 3 5; 3 4 1 3] a = 1 4 6 3 6 5 4 3 9 7 3 5 3 4 1 3 octave:2> b=[0 0 0 1; 0 0 1 1 ; 0 1 1 1; 1 1 1 1] b = 0 0 0 1 0 0 1 1 0 1 1 1 1 1 1 1 octave:3> a*b ans = 3 9 13 14 3 7 12 18 5 8 15 24 3 4 8 11 --- Diese E-Mail wurde von Avast Antivirus-Software auf Viren geprüft. https://www.avast.com/antivirus
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