Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f8a60752617064806ef830d60e3e84d8e30dd52639fe296c79def545bea686b7:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^