Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8bf6785a028aa55c28c2ea3428739ebbaf74e88fb16beb6e8a7fadab131a9f15:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^