Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b81cb6703ea728eee45e4678ea1810256ec7fd04e5db29f76f98723d6a7693de:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^