Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a6acb8332c5ed06de6440836fd65a61efe9c1dff8f2baa34b6bb460d5a288226:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^