Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> efe7d6075739d2c309fe3dd8601240545750b2044cd3b07bb794fb5a4bbdd527:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^