Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 68054f6dbdfc5efeadb3f315b921e80456cf0dc80b32827097b1fdaef1270c7c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^