Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c02618b404076f337f21d7a1ba425378766094efbeda8cba38e7fffa16b9348e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^