Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bd05822ded534cd9081c2a8d058ca4dcbb810aea6b2e9d7fb51356f9523bd16d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^