Re: [Tutor] math description

2012-09-06 Thread Peter Otten
damjan kuzmic wrote: > i would like to know how to write a formula that in excell looks like > this: > > A / EXP(-LN(2) * t) >>> import math >>> A = 1.23 >>> t = 4.56 Literally (math.log is the natural logarithm): >>> A / math.exp(-math.log(2) * t) 29.013618196288864 However, exp(-x) == 1

Re: [Tutor] math description

2012-09-06 Thread Alan Gauld
On 29/08/12 21:20, damjan kuzmic wrote: Hello, i would like to know how to write a formula that in excell looks like this: A / EXP(-LN(2) * t) Start by breaking it down from the inside out. LN(2) is log(2) in Python, which is found in the math module so you need import math too. negation (

Re: [Tutor] math description

2012-09-06 Thread Mark Lawrence
On 29/08/2012 21:20, damjan kuzmic wrote: Hello, i would like to know how to write a formula that in excell looks like this: A / EXP(-LN(2) * t) ___ Tutor maillist - Tutor@python.org To unsubscribe or change subscription options: http://mail.pytho

[Tutor] math description

2012-09-06 Thread damjan kuzmic
Hello, i would like to know how to write a formula that in excell looks like this: A / EXP(-LN(2) * t) -- greetings car kuzma ___ Tutor maillist - Tutor@python.org To unsubscribe or change subscription options: http://mail.python.org/mailman/listinfo