Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aad4a952899c0c4ca0572748a8ad7f9df700973a86c37c0cf39f94eed303ba19:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^