Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eb072faa48d19bba092904d39206608355f828e4f89d3280f31be39629391131:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^