Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7684f640c14fe6191cc02850a2971a57256d7ff5ccd3ecb5bf457a28c78c6d9a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^