Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 11c7a28f8d39b8324a2be69cb37bc87a976a7a3e755d0840844698e11a148600:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^