File: /var/www/content-sp/wiris-cache/0ada66d002e8d9ea4e6b39d8c85838f9.png
�PNG
IHDR � ( J� pHYs � ��+ baSE �F� CIDATx�휱J�@��,�:�9|D,,����B|
K;+�������BD��9�8K��ޝzٹM�>�!'���w'��q�����#�5M��~vq&�u�;��D'��GF\��>�gO2��3��~�R]���_8m���b�~v���>�go�D��!:=����b^t�v���P��d�~ @|d^�7 y���RϿ�W�쟋[ .v PLJ9 �4�G(0|�����a_�4�+������4ݹ�E���
&A+bi�GV�.�����ä�� �Q[���=c�,!ь��8biE���Oq���b��o?[rU7�$�E{O�fZ_籴���ç8|�t� lRo�����
���+�@����F,�/Y~�Y�� T�1=D��Kk�<��UGc�Q�S�$�5��Ќ�������C�8]�}��H���1��!��>�yhǠk��B4�>�-0�e:@S&�:]w���2 x�CYbi��Oq�����ۃ�O�-Q�j�R[��7&�'M�1�Ҋ�.yT�� �� \���>�G �tEXtMathML <math xmlns="http://www.w3.org/1998/Math/MathML"><mfrac><mi mathvariant="normal">a</mi><mrow><mi mathvariant="normal">b</mi><mo>+</mo><mi mathvariant="normal"> </mi><mi mathvariant="normal">c</mi></mrow></mfrac><mo>=</mo><mfrac><mi mathvariant="normal">a</mi><mrow><mi mathvariant="normal">c</mi><mi mathvariant="normal"> </mi><mo>+</mo><mi mathvariant="normal"> </mi><mi mathvariant="normal">a</mi></mrow></mfrac><mo>=</mo><mo>  </mo><mi mathvariant="normal"> </mi><mfrac><mi mathvariant="normal">a</mi><mrow><mi mathvariant="normal">a</mi><mi mathvariant="normal"> </mi><mo>+</mo><mi mathvariant="normal"> </mi><mi mathvariant="normal">b</mi></mrow></mfrac></math>�Ju IEND�B`�