File: /var/www/content-sp/wiris-cache/122159398d34d537a651f828934474f1.png
�PNG
IHDR J 0 �i�� pHYs � ��+ baSE �H
� �IDATx��Z1H\A r�"iRH�t!����#�����4$�pE�9B�4)R���"�FR� """��΄����{���a���w�sgvvf�XEnBv��s�
��C��s��9i�#�\^D*"� �<k��{��.�A�
d5�Y��nh��9.;���B� �X�z��#��7��c��E-�#w�"��U���!~!_����Y�c�Y���� ;f����4�l
�C�z�l8DM�)�\u��+{��i��j��g�mR�m�[��kd�s�[Cxس�6��O�K��:Ǒv�&U�R��F��[�s�>�$@�c�IX!u{J13S\9ܩW�n��L�X\�pL��I�ۤF�M�(T~m�BE��P:�2b\Q��PѦ(T*{�(�8�G�C�T����i=����v�P�+��[*�,T�[�|&�e�\v���*w_��F-mY����I�@�ӻ��e*�7P�\����xi�*T�&t���S�P��c1��M��t"
�桻Z�8�p@�d��m;J<gץ�w�RH[V!BQX���*�LZ��h���6m��KҖU�3?{���w��6��e7u���:e��@v�Nڲ:��:Ņ���U����aW�|����Բ��MB�a��"Y+�s��f��������o&��s�I��4+��I _5C�6��݇�t�s�ڃ9p��@(g0�
�Z���,x��@.�����
2�t��pj�[�W��ۂ9�-��=���� �tEXtMathML <math xmlns="http://www.w3.org/1998/Math/MathML"><msub><mfenced separators="|"><mfrac><mi>ds</mi><mi>dt</mi></mfrac></mfenced><mrow><mo>(</mo><mi mathvariant="normal">t</mi><mo>=</mo><mn>1</mn><mo>)</mo></mrow></msub></math>o# IEND�B`�