Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ecb0d9ea013164d666145f798fb62f95b002038e865ffac70e70981a77d408b3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^