Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e70d8d65f0975f8c0d1b47b6f6854100e24de06759d288124a92bab6e2c2a14b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^