Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c1ae4a4861b31e6f17b6710d71b3bb164f7b9cd86cd25ab3ad896b21caa09291:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^