︠d10940b4-97f4-4064-8811-31b28e71306fs︠ 4x; ab ︡18d54255-55e1-4ea9-a55c-6a3923a3824e︡{"stderr":"\n\n*** WARNING: Code contains possible implicit multiplication ***\n*** Check if [u'4x'] need a \"*\" sign for multiplication, e.g. < 5x > should be < 5*x > ! ***\n\nError in lines 1-1\nTraceback (most recent call last):\n File \"/cocalc/lib/python2.7/site-packages/smc_sagews/sage_server.py\", line 1013, in execute\n exec compile(block+'\\n', '', 'single') in namespace, locals\n File \"\", line 1\n 4x; ab\n ^\nSyntaxError: invalid syntax\n"}︡{"done":true}︡ ︠a81e0cc0-8522-43e1-9243-a4a103e50809s︠ a = "4x";ab ︡54723b94-133b-4545-9712-96ab60db276d︡{"stderr":"Error in lines 1-1\nTraceback (most recent call last):\n File \"/cocalc/lib/python2.7/site-packages/smc_sagews/sage_server.py\", line 1013, in execute\n exec compile(block+'\\n', '', 'single') in namespace, locals\n File \"\", line 1, in \nNameError: name 'ab' is not defined\n"}︡{"done":true}︡ ︠b88fcdd5-9d42-4b82-802b-7735484849b8︠