File: /var/www/content-sp/wiris-cache/1759affe22d108a719fdec639b4ac413.png
�PNG
IHDR 0 . nޚl pHYs � ��+ baSE C�Y zIDATx�혱JA���X��;Ia�F���E^�:��A,!���K;K;K � i,R�#6����n�֙����+2� ػK�F�:&���OrH���F�
^�y}A��\���g~� ����gަ���/��<s;�&�XX�|�7���-#��Hȱ�O�-���5(r��3��̦������9qJ�E\�'�D9�?άG��s{��c�����/��d�a��{L���V'ǂ}�L��g�
d��9�Dh�#�(�6`6LEQ��#����pW(�U��^s��PD���B�ZL�
E�j1�*��%� w�"V��,P
���P��E�Y��U-��+��%� �PX��*$�+�ZEQE��
r��r�i�� gtEXtMathML <math xmlns="http://www.w3.org/1998/Math/MathML"><mfrac><mn>500</mn><mn>1000</mn></mfrac></math>}�T2 IEND�B`�