MatLab - Get Roots Btn

% --- Executes on button press in findRootsBtn.
function findRootsBtn_Callback(hObject, eventdata, handles)
rootsStr = get(handles.eqnInput, 'String');
coeffsStr = strsplit(rootsStr, ' ');
coeffs = str2double(coeffsStr);

if any(isnan(coeffs))
    set(handles.text16, 'String', 'Error: Please enter valid numeric coefficients.');
    return;
end

rootsResult = roots(coeffs);

rootsFormatted = sprintf('%.4f\n', rootsResult);

set(handles.text16, 'String', rootsFormatted);