Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cf54a39c909a2a2fb2cb440d5a4ceb5d50d1c272cab628c6f2f9832d8437f1be:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^