Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4d1db04d10aadde5e303c6e462d6986a3d5636a14f3fae986eea91448d2c4fe4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^