I think it worked. Thank you very much!

On Tuesday, April 12, 2016 at 7:00:51 PM UTC-4, Dima Pasechnik wrote:
>
>
>
> On Tuesday, April 12, 2016 at 11:51:15 PM UTC+1, Dima Pasechnik wrote:
>>
>>
>>
>> On Tuesday, April 12, 2016 at 11:08:54 PM UTC+1, [email protected] wrote:
>>>
>>> Sorry, I do not quite understand what you wrote.
>>> I copied the "SageMath" folder to one of my directories.
>>> Then, I dragged the "sage" file to terminal and ran it.
>>>
>>  
>> sorry, no, you are meant to navigate in Terminal (using cd command) to 
>> the directory you put Sage in,
>> and start it there. 
>>
>> (I thought you are working with *.app.dmg package rather than with *.dmg)
>>
>
> As an example, assume you copied SageMath directory to the desktop.
> Then in terminal you type, at its prompt (I denote it by '$'), and hit 
> Enter at the end  of each line:
>
> $ cd ~/Desktop/SageMath
> $ ./sage
>
> you will see a lot of messages: "patching ..." (only at the 1st run)
> and then the Sage prompt (sage:)
>
>
>  
>>
>>> I thought by this, I completed the step
>>> >4) Select to run it with "Terminal": 
>>> in read.me.
>>> What can I do make it work?
>>>
>>> On Tuesday, April 12, 2016 at 3:10:44 PM UTC-4, Dima Pasechnik wrote:
>>>>
>>>>
>>>>
>>>> On Tuesday, April 12, 2016 at 7:16:34 PM UTC+1, [email protected] wrote:
>>>>>
>>>>> Thank you for the answer. Now, as you gave me the advise, I downloaded 
>>>>> Sage-7.2 beta0, and did the same thing up to
>>>>>
>>>>> 3) Use finder to visit the sage folder you just copied it and double 
>>>>> click on the "sage" icon.
>>>>> and
>>>>> 4) Select to run it with "Terminal":
>>>>>
>>>>> Again, where and how I can "Choose Applications, then select "All 
>>>>> Applications"?
>>>>>
>>>>> Following is the output I got, then I do not know where to go.
>>>>>
>>>>> students-MacBook-Pro:~ student$ 
>>>>> /Volumes/sage-7.2.beta0-OSX_10.11.4-x86_64/SageMath/sage ; exit;
>>>>>
>>>>>
>>>>> Rewriting paths for your new installation directory
>>>>>
>>>>> ===================================================
>>>>>
>>>>>
>>>>> This might take a few minutes but only has to be done once.
>>>>>
>>>>>
>>>>> patching 
>>>>> /Volumes/sage-7.2.beta0-OSX_10.11.4-x86_64/SageMath/local/bin/class-4d.x
>>>>>
>>>>> Traceback (most recent call last):
>>>>>
>>>>>   File 
>>>>> "/Volumes/sage-7.2.beta0-OSX_10.11.4-x86_64/SageMath/relocate-once.py", 
>>>>> line 141, in <module>
>>>>>
>>>>>     p('local/bin/class-4d.x').patch(1944, 2071).save()
>>>>>
>>>>>   File 
>>>>> "/Volumes/sage-7.2.beta0-OSX_10.11.4-x86_64/SageMath/relocate-once.py", 
>>>>> line 113, in patch
>>>>>
>>>>>     self.search_and_replace, self.filename
>>>>>
>>>>>   File 
>>>>> "/Volumes/sage-7.2.beta0-OSX_10.11.4-x86_64/SageMath/relocate-once.py", 
>>>>> line 53, in __init__
>>>>>
>>>>>     self.fh = open(filename, "r+b")
>>>>>
>>>>> IOError: [Errno 30] Read-only file system: 
>>>>> '/Volumes/sage-7.2.beta0-OSX_10.11.4-x86_64/SageMath/local/bin/class-4d.x'
>>>>>
>>>>
>>>> this seems to indicate that you did not copy the image anywhere, but 
>>>> tried to launch it in place.
>>>> This of course will never work.
>>>> Perhaps this kind of error should be handled better.
>>>>
>>>

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