Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bde93919ce990e6e9920545df81a7eec46e82fe5f50b02fa89f985c0380c55dc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^