�PNG
IHDR �U� pHYs � ��+ baSE ݓ�� �IDATx�c` � �1� ��3�l�Z,��4�A��U���:�+ �k 栅�@<�(���| ��H5�<{�1�'1�L�t��9��1���*Po�ڠɵq?�sa
�pP:>�&w�M(1����C�@|O�0�Z~|�eP�d n ��$�� �w�kAi[��� �_ ^�ljP���t}���9�j��
��Q0
F�(� 6#8(w~*� mtEXtMathML <math xmlns="http://www.w3.org/1998/Math/MathML"><msqrt><mi mathvariant="normal">r</mi></msqrt></math>(�W� IEND�B`�