>>>>>>Hi everybody,
>>>>>>
>>>>>>I have the following error message text:
>>>>>>
>>>>>>"Credit Limit must be a number greater or equal than 0" (this error message is shown in angularJs web form).
>>>>>>
>>>>>>I am a bit concerned about than 0 part. If there would not be 'equal' part, then 'than' sounds OK. But with added 'equal' I am not exactly sure about this error message.
>>>>>>
>>>>>>Can you please tell me if this is OK and if not, how it should be formulated?
>>>>>>
>>>>>>Thanks in advance.
>>>>>
>>>>>Usually that is written as greater than or equal to 0. It's why the code is written >= 0.
>>>>
>>>>So, the correct error message text will be
>>>>
>>>>'Credit Limit must be a number greater than or equal to 0.'
>>>>
>>>>Right?
>>>
>>>It's really unfortunate that some things end up becoming a debate. I prefer science. There is plenty of science involved in reading levels of text. There is Flesch-Kincaid grade level scoring built into MS Word.
>>>
>>>"The amount must be greater than or equal to zero." Reading level 4.8
>>>
>>>"The amount must not be negative." Reading level 7.6
>>>
>>>Clearly the second sentence is for a more sophisticated audience by almost 3 grade levels.
>>
>>I would prefer "The amount must be positive, or zero."
>
>I prefer simpler to complex.

Everyone, but there are different opinions to what is simpler. Your opinion might not necessarily match mine. Postive or zero would be at least as simple than greater than or equal to zero, especially because the former is less wordy.