Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 540dfaffef046093bb19c75a0bc4113852a874cf60a63dc36ac21838f07d3f98:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^