Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d7f0937170150e0ce6df75f554b9aab82ea0a68e6d4d7c9b24090a907ddeda9a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^