Re: JohnX2: how does this work in reverse: » Janelle

Posted by JohnX2 on April 5, 2002, at 20:25:44

In reply to JohnX2: how does this work in reverse: » JohnX2, posted by Janelle on April 5, 2002, at 19:50:32

> You wrote "For 1/32 you DO need exactly 5 half lives."
>
> How do you go from 1/32 to get the 5 (for number of half lives)??
log2(32) = 5
John

Thread

Could someone explain HALF-LIFE w/ example! Janelle 4/4/02
...
No need 4 redirect, I understand! Thanks, JX2! (nm) » JohnX2 Janelle 4/5/02
ISO: Ack, I'm having trouble following that » IsoM Janelle 4/5/02
WHY is 2^-5 used to compute max # half-lives? Janelle 4/5/02
Re: WHY is 2^-5 used to compute max # half-lives? » Janelle JohnX2 4/5/02
I get the math now, but why 5, it seems arbitrary (nm) » JohnX2 Janelle 4/5/02
yes,5 is arbitrary, could just as well be 6 or 7.. (nm) » Janelle JohnX2 4/5/02
Another (easy!) question re your explanation! » JohnX2 Janelle 4/5/02
Re: Another (easy!) question - Bingo! (nm) JohnX2 4/5/02
EE-GADS! No, it can't be 6, 7, etc. because: » JohnX2 Janelle 4/5/02
Re: EE-GADS! No, it can't be 6, 7, etc. because: » Janelle JohnX2 4/5/02
1/2 LIFERS:did a famous pdoc invent the following: Janelle 4/5/02
JohnX2: how does this work in reverse: » JohnX2 Janelle 4/5/02
Re: JohnX2: how does this work in reverse: » Janelle JohnX2 4/5/02
OMG! Logarithms! EEK, forget it, but thanks! (nm) » JohnX2 Janelle 4/5/02
ISO: quests 4 U under 1/2 life and on Admin! Janelle 4/5/02
It Was Something My Pdoc Told Me » Janelle fachad 4/5/02
Re: different threads » Janelle Dr. Bob 4/5/02
Re: JohnX2: how does this work in reverse: Elizabeth 4/7/02
Re: WHY is 2^-5 used to compute max # half-lives? » JohnX2 2sense 4/8/02
Re: WHY is 2^-5 used to compute max # half-lives? » 2sense Elizabeth 4/10/02
Re: WHY is 2^-5 used to compute max # half-lives? » Elizabeth 2sense 4/10/02
How to get a half-life... Adam 4/10/02
Re: WHY is 2^-5 used to compute max # half-lives? » Elizabeth JohnX2 4/11/02
Forget half-life. How do I get a life? (nm) » Adam Ron Hill 4/11/02
How'd We Manage To Share the Same Brain? :-) (nm) » Ron Hill IsoM 4/11/02
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Re: Adam, I have no idea what you did! what is ''e''? 2sense 4/15/02

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