Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bd40050732eec9dfe6b9d9b131bfd76a4890194b9135d8f599f84cc835824fbf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^