Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> accfc5865adc5d60d2a22abe079a70235592f1a8ef0f7ec36cbe7f18e7509b4d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^