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Uniciencia
On-line version ISSN 2215-3470Print version ISSN 1011-0275

 

Table of contents
Uniciencia vol.35 n.1 Heredia Jan./Jun. 2021

 Artículo
  
 ·  Errors in understanding the meaning of letters in algebraic assignments by university students
Bolaños-González, Helen; Lupiáñez-Gómez, José Luis

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  College student dropout: cohort study about possible causes
Rodríguez-Pineda, Magaly; Zamora-Araya, José Andrey

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Assessment and redesign of a unit on proportionality using the Didactical Suitability tool
Esqué de lo sojos, Daniel; Breda, Adriana

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Active method in the development of mathematical competences in Awajún children, Perú
Chávez-Epiquén, Abdías; Moscoso-Paucarchuco, Ketty Marilú; Cadillo-León, Juan Raúl

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Approaching to water quality modeling processes in a subwatershed. The Virilla River case in Costa Rica
Sánchez-Gutiérrez, Rolando; Gómez-Castro, Cinthya

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Knowledge of prospective mathematics teachers on notable products
Graciano-Barragan, Judith

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Analysis of statistical variability activities in secondary education textbooks: a study from an international proposal standpoint
Rodríguez-Alveal, Francisco; Díaz-Levicoy, Danilo; Vásquez, Claudia

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Mathematical knowledge of elementary education student teachers: variable analysis
Segarra, Jaime; Julià, Carmen

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Use of frequency tables by prospective teachers to conduct project work
Fernandes, José António; Gonçalves, Gabriela; Barros, Paula Maria

        · abstract in English | Portuguese | Spanish     · text in Portuguese     · Portuguese ( pdf )
  
 ·  Structural sense of first-year university students
Bolaños-Barquero, Marianella; Álex, Isidoro Segovia

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Key international references for the redesign of a curriculum: competences for a Computer Science program
Garita-González, Gabriela; Villalobos-Murillo, Johnny; Cordero-Esquivel, Carmen; Cabrera-Alzate, Sandra

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Teachers' mathematical knowledge of parabolas: Designing an instrument for research
Advíncula Clemente, Elizabeth; Beteta Salas, Marisel; León Ríos, José Carlos; Torres Céspedes, Isabel; Montes, Miguel

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Onychophorology, the study of velvet worms, historical trends, landmarks, and researchers from 1826 to 2020 (a literature review)
Monge-Nájera, Julián

        · abstract in English | Spanish | Portuguese     · text in English     · English ( pdf )
  
 ·  Fuzzy representation of rainfall threshold in triggering mass removal processes
González-Campos, José; Romero-González, Carlos; Carvajal-Muquillaza, Cristian

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Experiences of Mexican teenage students when choosing a math degree: A mathematical narrative identity study
Martínez-Sierra, Gustavo; Cervantes-Barraza, Jonathan; Jiménez-Sandoval, Lorena

        · abstract in English | Spanish | Portuguese     · text in English     · English ( pdf )
  
 ·  Factors affecting the academic performance of freshmen in the ITCR general mathematics course
Chacón-Vargas, Érick; Roldán-Villalobos, Gabriela

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  In the opinion of scientists: are there rules in research? Pilot study on the most widespread rules of scientific research
Lama-Zubirán, Paula de la; Lama-García, Alfredo de la; Castillo-Mussot, Marcelo del

        · abstract in English | Spanish | Portuguese     · text in English     · English ( pdf )
  
 ·  Myxomycetes within ecotones in temperate and tropical forests
Rojas Alvarado, Carlos; Valverde González, Randall; Somerville, Stephanie; Rollins, Adam W.; Stephenson, Steven L.

        · abstract in English | Spanish | Portuguese     · text in English     · English ( pdf )
  
 ·  Effect of non-surgical therapy on periodontal clinical parameters in patients using cannabis
Gómez-Osorio, Natalia; González-Jiménez, Paula A.; Moreno-Gutiérrez, Adrián; Santana-Bedoya, Danny A.; Alzate-Montoya, Jhojan

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Fluorescence, reflectance, and physiological response to water stress in Gmelina arborea Roxb seedlings
Valverde, Juan Carlos; Arias-Aguilar, Dagoberto; Montero-Zeledón, Ernesto; Gutiérrez-Fallas, Dionisio

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Carbon dioxide photoreduction using TiO 2 sensitized with Co and Cu trimers in aqueous media
Rojas-Sánchez, Carlos E.; Incer-Valverde, Jimena; Pineda, Leslie W.; Durán-Herrera, J. Esteban

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Estimation of genetic parameters of Gmelina arborea Roxb. (melina) in the Costa Rican Caribbean
Hernández-Castro, William; Valverde, Yorleny Badilla; Murillo-Gamboa, Olman

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Environmental impact assessment of a graphic company that uses offset lithographic printing
Villalobos-González, Wendy; Sibaja-Brenes, José Pablo; Mora-Barrantes, José Carlos; Álvarez-Garay, Benjamín

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  
 ·  Attitude towards mathematics from parents of secondary students
Meza-Cascante, Luis Gerardo; Suárez-Valdés-Ayala, Zuleyka; Agüero-Calvo, Evelyn; Calderón-Ferrey, Martha; Jiménez-Céspedes, Rodolfo; Sancho-Martínez, Laura; Pérez-Tyteca, Patricia; Monje-Parrilla, Javier

        · abstract in English | Spanish | Portuguese     · text in Spanish     · Spanish ( pdf )
  

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